| Issue Date | Title | Author(s) | Publisher |
| 1986 | On the Uniqueness of Certain Codes Meeting the Griesmer Bound | Manev, Nicolai L. | Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences |
| 2008 | On the Various Bisection Methods Derived from Vincent’s Theorem | Akritas, Alkiviadis; Strzeboński, Adam; Vigklas, Panagiotis | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2009 | On the Vertex Folkman Numbers Fv(2,...,2;q) | Nenov, Nedyalko | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | On the Vertex Separation of Cactus Graphs | Markov, Minko | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2008 | On the Vertex Separation of Maximal Outerplanar Graphs | Markov, Minko | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2008 | On the Weight Distribution of the Coset Leaders of Constacyclic Codes | Velikova, Evgeniya; Bojilov, Asen | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 1966 | On the word selection system from read-only memory according to a given address | Dimitrova, Maria | Bulgarian Academy of Sciences |
| 1972 | On the “zero elements” in case of a machine translation and automatic processing of natural languages | Lyudskanov, Aleksandâr | Bulgarian Academy of Sciences |
| 2003 | On the Zeros of the Solutions to Nonlinear Hyperbolic Equations with Delays | Petrova, Z. A.; Mishev, D. P. | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | On Thom Polynomials for A4(−) via Schur Functions | Öztürk, Özer | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 1970 | On T-ideals containing the element [x1, x2, x3, x4[x5, x6]] | Gavrilov, Mihail | Bulgarian Academy of Sciences |
| 2006 | Ontological Approach to Domain Knowledge Representation for Information Retrieval in Multiagent Systems | Gladun, Anatoly; Rogushina, Julia; Shtonda, Victor | Institute of Information Theories and Applications FOI ITHEA |
| 2007 | Ontological Multilevel Modeling Language | Shavrin, Sergey | Institute of Information Theories and Applications FOI ITHEA |
| 2011 | Ontological Presentation of East-Christian Iconographical Art Domain | Pavlova-Draganova, Lilia; Paneva-Marinova, Desislava; Pavlov, Radoslav | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | An Ontology-based Approach to Student Skills in Multiagent e-Learning Systems | Gladun, Anatoly; Rogushina, Julia | Institute of Information Theories and Applications FOI ITHEA |
| 2008 | Ontology-based Classification of News in an Electronic Newspaper | Tenenboim, Lena; Shapira, Bracha; Shoval, Peretz | Institute of Information Theories and Applications FOI ITHEA |
| 2008 | Ontology-Based Model of Representation of Knowledge about Language Mappings | Knyazeva, Мargarita; Timchenko, Vadim | Institute of Information Theories and Applications FOI ITHEA |
| 2008 | An Ontology- Content-based Filtering Method | Shoval, Peretz; Maidel, Veronica; Shapira, Bracha | Institute of Information Theories and Applications FOI ITHEA |
| 7-Dec-2021 | Ontology of Bulgarian Folklore | Ivanova, Tsvetomira | Institute of Mathematics and Informatics – Bulgarian Academy of Sciences |
| 2008 | Ontology View on Automata Theory | Krivoi, Sergey; Matveyeva, Lyudmila; Lukianova, Yelena; Sedleckaya, Оlga | Institute of Information Theories and Applications FOI ITHEA |
