Публикации

• N. Kirov, M. Tsvetkov,  New capabilities of the software to support digitization of astronomical photographic plates, Proceedings of the XI Bulgarian-Serbian Astronomical Conference  (XI BSAC) Belogradchik, Bulgaria, May 14-18, 2018 Editors: Milcho K. Tsvetkov, Milan S. Dimitrijević and Momchil Dechev Publ. Astron. Soc. “Rudjer Bošković” No 18, 2018, 87-92. ISBN 978-86-89035-12-4
  
• K. Tsvetkova, M. Tsvetkov, N. Kirov, D. Kalaglarsky, H. Edelmann, U. Heber, On some Bamberg wide-field plate catalogues recently incorporated into WFPDB, Astronomical and Astrophysical Transactions (AApTr), Vol. 30, Issue 4, 2018, 467-478 [pdf] ISSN: 1476-3540 Sco
• A Radenski, T. Gurov, K. Kaloyanova, N. Kirov, M. Nisheva, P. Stanchev, and E. Stoimenova, Big Data Techniques, Systems, Applications, and Platforms: Case Studies from Academia, Proceedings of the Federated Conference on Computer Science and Information Systems, FedCSIS 2016,  893–898. [pdf] ISBN 978-83-60810-90-3 WSc
  
• N. Kirov, The Bulgarian Collegiate Programming Contest, Proceedings of the 12th Annual International Conference on Computer Science and Education in Computer Science, July 1-2 in Fulda, and July 3-4 in Nuremberg, Germany, ISSN 1313-8624 (2016), 325-333. [pdf] ISSN 1313-8624
  
• Н. Киров, Републиканска студентска олимпиада по програмиране, Сборник доклади на Национална конференция по информатика посветена на 80-годишнината от рождението на проф. Петър Бърнев, 12-13 ноември, 2015, София, 87-92. [pdf] ISBN 978-954-8986-45-8
  
• N. Kirov, Test system and software for evaluation the students knowledge in programming, Proc. Sixth International Conference FMNS-2015, 10-14.06.2015, Blagoevgrad, v. 1, 227-232. ISSN 1314-0272
  
• N. Kirov, M. Tsvetkov, K. Tsvetkova, WFPDB: Software for Time and Coordinates Conversions, Proceedings of the IX Bulgarian-Serbian Astronomical Conference: Astroinformatics, (IX BSACA) Sofia, Bulgaria, July 2-4, 2014, Editors: M. K. Tsvetkov, M. S. Dimitrijevi´c, O. Kounchev, D. Jevremovi´c and K. Tsvetkova, Publ. Astron. Soc. ”Rudjer Boˇskovi´c” No 15, 2015, 43-48. [pdf] ISBN 978-86-89035-06-3
• N. Kirov, A test system for checking and evaluation the students' programming knowledge, In: Proceedings of the 10th Annual International Conference on Computer Science and Education in Computer Science, 4–7 July 2014, Albena, Bulgaria (ISSN 1313-8624), 125-134. [pdf] ISSN 1313-8624
• K. Tsvetkova, M. Tsvetkov, N. Kirov, D. Kalaglarski, The Last Plate Observations with Rozhen Observatory Schmidt Telescope,   Proceedings of the VIII Serbian-Bulgarian Astronomical Conference (VIII SBAC), Leskovac, Serbia, May 8-12, 2012, Editors: M. S. Dimitrijević and M. K. Tsvetkov, Publ. Astron. Soc. “Rudjer Bošković” No 12, 2013, 359-365. [pdf] ISBN 978-86-89035-02-5
  
• Л. Пейчева, Г. Григоров, Н. Киров, РЕДАКТОРСКИ БЕЛЕЖКИ, в книгата: Тодор Джиджев, Народни песни от Тракия, съставители: Лозанка Пейчева, Григор Григоров, редактори: Лозанка Пейчева, Григор Григоров, Николай Киров, Академично издателство "Проф. Марин Дринов", София, 2013. [pdf] ISBN 978-954-322-650-4
  
• N. Kirov, L. Peycheva, Information Technology for Preserving the Bulgarian Folklore Heritage, In: Proceedings of the 9th Annual International Conference on Computer Science and Education in Computer Science, 29-30 June 2013 in Fulda, and 1-2 July 2013 in Wurzburg, Germany, 56-59. [pdf] ISSN 1313-8624
• N. Kirov, A System for Assessing the Knowledge and Skills of Students in Computer Programming, In: Proceedings of the 9th Annual International Conference on Computer Science and Education in Computer Science, 29-30 June 2013 in Fulda, and 1-2 July 2013 in Wurzburg, Germany, 109-112. [pdf] ISSN 1313-8624
• N. Kirov, M. Tsvetkov, K. Tsvetkova, Technology for digitization of astronomical photographic plates, In: Proceedings of the 8th Annual International Conference on Computer Science and Education in Computer Science, 5–8 July 2012, Boston, USA, 109-114. [pdf] ISSN 1313-8624
• K. Kirov, N. Kirov, Folklore Songs Digital Library and Keyword-based Search Engine, Serdica Journal of Computing, 6 (3), (2012), 163-174. [pdf] ISSN: 1312-6555
  
• K. Tsvetkova, M. Tsvetkov, N. Kirov, P. Boehm, M. Steinmetz, R. Arlt, H. Enke, R. von Berlepsch, Potsdam Astronomical Photographic Plate Library, Serdica Journal of Computing, 6 (1), (2012), 35-46. [pdf] ISSN: 1312-655
• N. Kirov, M. Tsvetkov, K. Tsvetkova, Software Tools for Digitization of Astronomical Photographic Plates, Serdica Journal of Computing, 6 (1), (2012), 67-76. [pdf] ISSN: 1312-6555
• M. Tsvetkov, K. Tsvetkova, N. Kirov, Technology for scanning of astronomical photographic plates, Serdica Journal of Computing, 6 (1), (2012), 77-88. [pdf] ISSN: 1312-6555
  
• N. Kirov, M. Tsvetkov, K. Tsvetkova, D. Kalaglarsky, Brashear Plate Catalogues in the Wide-Field Plate Database, In: Proceedings of the VII Bulgarian-Serbian Astronomical Conference (VII BSAC), Chepelare, Bulgaria, June 1-4, 2010, Editors: M. K. Tsvetkov, M. S. Dimitrijević, K. Tsvetkova, O. Kounchev, Ž. Mijajlović, Publ. Astron. Soc. “Rudjer Bošković” No 11, 2012, 147-152. [pdf | ADS] ISBN 978-86-89035-01-8
  
• L. Peycheva, N. Kirov, Bulgarian Folk Songs in a Digital Library, In: Proc. Int. Conf. Digital Preservation and Presentation of Cultural and Scientific Heritage, 11-14 September 2011, Veliko Tarnovo, Ed. R Pavlov, P. Stanchev,   (2011), 60-68. [pdf] ISSN 1314-4006
• K. Kirov, N. Kirov, Digital library and search engine of Bulgarian folklore songs, Proc. 7 Annual International Conference on Computer Science and Education in Computer Science, (2011), 245-254. [pdf] ISSN 1313-8624
• N. Kirov, Astroinformatics and Digitization of Astronomical Heritage, Review of the National Center for Digitization, 19 (2011), 7-10. [pdf] ISSN: 1820-0109
• N. Kirov, Digitization of Bulgarian folk songs with music, notes and text, Review of the National Center for Digitization, 18 (2011), 35-41. [pdf] ISSN: 1820-0109
  
• L. Peycheva, N. Kirov, M. Nisheva-Pavlova, Information Technologies for Presentation of Bulgarian Folk Songs with Music, Notes and Text in a Digital Library, Proc. of Fourth Int. Conf. "Information Systems & Grid Technologies", Sofia, Bulgaria, May 28–29, 2010, 218-224 [pdf]. ISBN 978-954-07-3168-1
  
• N. Kirov, O. Kounchev, M. Tsvetkov, Astroinformatics: Image Processing and Analysis of Digitized Astronomical Data with WEB-based Implementation, Proceedings of the 6th Annual International Conference on Computer Science and Education in Computer Science, 26-27 June 2010 in Fulda and 28-29 June 2010 in Munich, Germany, 176-181. [pdf] ISBN 978-954-535-573-8
• O. Kounchev, M. Tsvetkov, D. Dimov, Ya. Chapanov, N. Kirov, K. Tsvetkova, D. Kalaglarski, S. Christov, E. Kelevedjiev, A. Borisova, J. Goranova, G. Borisov, R. Bogdanovski, Al. Kolev, O. Stanchev, Al. Marinov, N. Zlateva, L. Laskov, G. Marinov, Astroinformatics: A Synthesis between Astronomical Imaging and Information & Communication Technologies, In: Modern Trends in Mathematics and Physics ed. S.S. Tinchev, Heron Press, Sofia, 2009, 60-69. [pdf] ISBN 978-954-07-3168-1
  
• A. Andreev, N. Kirov, Word Image Matching Based on Hausdorff Distances, Proc. 10th International Conference on Document Analysis and Recognition (2009), 396-400. [pdf] ISBN 978-0-7695-3725-2
  
• A. Andreev, N. Kirov, Hausdorff distances for searching in binary text images, Serdica Journal of Computing, 3 (1), (2009), 23-46. [pdf] ISSN: 1312-6555
  
• N. Kirov, A Software Tool for Searching in Binary Text Images, Review of the National Center for Digitization, 13 (2008), 9-16. [pdf] ISSN: 1820-0109
• A. Andreev, N. Kirov, Text Search in Document Images Based on Hausdorff Distance Measures, Proc. International Conference on Computer Systems and Technologies - CompSysTech’08, June 12-13,  2008, Technical University - Gabrovo, Bulgaria. [pdf] ISBN: 978-954-9641-52-3
  
• N. Kirov, Words Retrieval from Text Images, Proceedings of the Fourth International Workshop "Computer Science and Education", June 6-8, 2008, Borovetz-Sofia, Bulgaria, 102-107. [pdf] ISBN-10: 954-535-430-5
• A. Andreev, N. Kirov, Some Variants of Hausdorff Distance for Word Matching, Review of the National Center for Digitization, 12 (2008),  3-8. [pdf] ISSN: 1820-0109
• P. Assenova, N. Kirov, An Approach to a Bachelor program on Network Technologies, Mathematics and Education in Mathematics, 2008, 253-260.  ISSN 1313-3330
  
• J. Djounova, K. Kirov, N. Kirov, Database Structure for Radiation Incidents and for Treatment of Affected People, Scientific Support for the Decision Making in the Security Sector, Editors: O. Kounchev, R. Willems, V. Shalamanov and Tsv. Tsachev. Edited in: NATO Science for Peace and Security Series - D: Information and Communication  Security, vol. 12, 2007, pp. 138-143. ISBN-13: 978-1586037604
  
• N. Kirov, P. Assenova, Student's Itineraries Through Bachelor Degree Programs in NBU, Proceedings of the Third International Workshop "Computer Science and Education", June 9-11, 2007, Borovetz-Sofia, Bulgaria, 57-66. [pdf] ISBN-10: 954-535-430-5
  
• A. Andreev, N. Kirov, Word image matching in Bulgarian historical documents, Review of the National Center for Digitization 8 (2006), 29-35. [pdf] ISSN: 1820-0109
• N. Kirov, M. Krastanov, Numerical Solutions of ODEs using Volterra Series, Proceedings of the Second International Workshop "Computer Science and Education", June 4-6, 2006, Borovetz-Sofia, Bulgaria, 105-111. [pdf] ISBN-10: 954-535-430-5
  
• К. Иванов, Н. Киров,  Н. Янев, Оптимално разпределение на мандатите на партиите за 40. народно събрание по избирателни райони, Математика и математическо образование, 2006, 70-81. [pdf] ISSN 1313-3330
  
• A. Andreev, N. Kirov, Hausdorff Distance and Word Matching, Proceedings of the International Workshop "Computer Science and Education", June 3-5, 2005, Borovetz-Sofia, Bulgaria, 19-28. [pdf] ISBN 954-535-401-1
  
• N. Kirov, M. Krastanov, Volterra Series and Numerical Approximations of ODEs, In: Numerical Analysis and Its Applications,  Zhilin Li, L. Vulkov, J. Waśniewski eds., Lecture Notes in Computer Science 3401, 2005, 337-344. ISBN 3-540-24937-0 WSc
  
• N. Kirov, M. Krastanov, Skiba Points for Optimal Investment Strategies, In: Discrete Mathematics and Applications, Sl. Strakov, K. Denecke, eds., 2005, Proc. 7. Intern. Conf. Discrete Math. & Appl., June 17-20, 2004, Blagoevgrad, Bulgaria, 41-48. ISBN: 954-680-363-4
  
• N. Kirov, M. Krastanov, Higher Order Approximations of Affinely Controlled Nonlinear Systems,  In: Large-Scale Scientific Computing, I. Dimov, I. Lirkov, S. Margenov, J. Wasniewki, P. Jalamov eds., Springer Lecture Notes in Computer Science 2907,  2004, 230-238. [ps | pdf] ISBN 978-3-319-73440-8 WSc
  
• Н. Киров, Сборник от учебни материали по Програмиране и структури от данни, Деметра, София, 2004. [online] ISBN 954-9526-15-2
  
• Н. Киров, Сборник от учебни материали по Въведение в програмирането, Деметра, София, 2003. [online] ISBN 954-9526-15-1
  
• Н. Киров, Генератори на неравномерни мрежи и решаване на елиптични уравнения по метода на крайните елементи, Сб. 10 години БСУ, (Годишник на БСУ), т.ІІ, Бургас, 2001, 181-182. ISSN 1311-221-X
  
• Н. Киров, Преподаването по програмиране във висшите училища, Математика и математическо образование, 2001. [online] ISSN 1313-3330
  
• К. Николова, Н. Киров,  Многокритериален подход при разпределение на водните ресурси, Водни проблеми 28, 1996, 21-28.
• M. Krastanov, N. Kirov, Dynamic Interactive System for Analysis of Linear Differential Inclusions, In: Modeling Techniques for Uncertain Systems, A. Kurzhanski, V. Veliov, eds., Birkhaeuser, 1994, 123-130. [ps | pdf] ISBN 978-0-8176-3746-0
  
• N. Kirov, Chaotic Attractor Reconstruction and Applications to Variable Stars, Proc. 5-th ESO/ST-ECF Data Analysis Workshop, Garching, 26-27 April, 1993, ed. P.J. Grosbol and R.C.E. de Ruijsscher, ESO Conference and Workshop Proceedings No. 47, 185-190. [pdf  | ADS] ISBN: 3923524501
  
• К. Николова, Н. Киров, Метод за оценка на компромисните решения чрез заместваща функция на ценността, Водни проблеми 27, (1993), 49-56.
• P. Kenderov, N. Kirov, A Dynamical System Approach to the Polygonal Approximation of Plane Convex Compacts, J. Approx. Theory 74, No 1, (1993) 1-15. [Abstract | ps | pdf] ISSN: 0021-9045 Sco WSc
  
• N. Kirov, T. Parchomenko, Chaotic Attractor Reconstruction and Applications in Astronomy, Institute of Mathematics with Computer Center, Preprint No. 5, July 1993.
• В. Ангелов, Н. Киров, Математическо моделиране на топографска карта, Математика и математическо образование, 1993, 126-138. ISSN 1313-3330
  
• N. Kirov, A. Antov, V. Genkov, A Software System for Reduction and Visualization of Astronomical Photoelectric Data, Compt. rend. Acad. bulg. Sci. 44, No 11, (1991) 5-8. [pdf] ISSN 1310–1331 Sco WSc
  
• Н. Киров, С. Славова, Т. Пархоменко, Диалоговая система для вычисления размерностей странных аттракторов, Математика и математическо образование, 1991, 300-307.ISSN 1313-3330
• A. Antov, V. Genkov, R. Konstantinova-Antova, N. Kirov, Simultaneous Photoelectric Observations of AD Leonis, Commission 27 of the I.A.U., Information Bulletin on Variable Stars, Budapest, 1991, 3577. [pdf | ADS] ISSN 0374 - 0676 Sco
  
• N. Kirov, M. Krastanov, Dialogue System INCLIN, In: Mathematical Modeling and Scientific Computations (eds. A. Andreev et all) 1991, Proc. Int. Summer School, September 23-28, 1990, Albena, Bulgaria, 1990, 126-129.
• Н. Киров, Л. Радулов, Т. Пархоменко, Е. Келеведжиев, Интерактивно компютърно моделиране на електро-преносни мрежи, Математика и математическо образование, 1990, 236-240. ISSN 1313-3330
  
• E. Kelevedzhiev, N. Kirov, Interactive Optimization Software System, In: Numerical Methods of Nonlinear Programming and their Implementations, eds. C. Richter, H. Hollatz, D. Palaschke, Akademie Verlag, 1991, (Math. Res. vol. 60, Proc. Opti-Soft '89, Quedlinburg, July 7-14, 1989), 55-70. ISBN 3–05 500883 9
  
• Г. Христов, В. Кючукова, Р. Калтинска, З. Карамитева, А. Дончев, Й. Митев, П. Миланов, Н. Киров, О. Кунчев, Ръководство за решаване на задачи по математическо оптимиране, Унив. изд. "Кл. Охридски", София, 1989, 247-261. ISBN 4805–332–89
  
• E. Kelevedzhiev, N. Kirov, Interactive Optimization Systems, IIASA Working Paper 1989, WP-89-007, 1-28. [pdf]
  
• Е. Келеведжиев, Н. Киров, Осигуряване на компютърна диалогова система за оптимизация, Математика и математическо образование, 1988, 78-82. ISSN 1313-3330
  
• N. Kirov, Generic Frechet Differentiability of Convex Operators, Proc. Amer. Math. Soc. 94, (1985) 97-102. [pdf | PAMS - pdf] ISSN 0002-9939 Sco WSc
• N. Kirov, Generalized Monotone Mappings and Differentiability of Vector-valued Convex Mappings, Serdica 9, (1983) 263-274. [pdf | Serdica - pdf] ISSN 1310-6600
  
• N. Kirov, Differentiability of Convex Mappings and Generalized Monotone Mappings, Comp. rend. Acad. bulg. Sci. 34, (1981) 1473-1475. [pdf] ISSN 1310–1331Sco
• М. Каменов, Н. Киров, Програма технико-экономических расчетов и оптимизации параметров ЛЭП с учетом условии в НРБ, Труды Научного симпозиума технико-экономических показатели криогенных електропередач, КЦ "Интеркриолаб", София, 1977, 71-90.

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