| Issue Date | Title | Author(s) | Publisher |
| 1959 | Sur une fonction imaginée par Minkowski | Denjoy, Arnaud | Bulgarian Academy of Sciences |
| 1954 | Sur une forme nouvelle des équations de la mécanique analytique et quelques applications de ces équations | Tzénoff, Ivan | Bulgarian Academy of Sciences |
| 1962 | Sur un théorème de N. Obrechkoff | Dočev, K. | Bulgarian Academy of Sciences |
| 2001 | A Survey of Counterexamples to Hilbert's Fourteenth Problem | Freudenburg, Gene | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2011 | Survey of Existing Services in the Mathematical Digital Libraries and Repositories in the EuDML Project | Pavlov, Radoslav; Paneva-Marinova, Desislava; Simeonov, Georgi | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2006 | A Survey on the Integration of Enterprise Applications as a Service | Daskalova, Hristina; Grigorova, Vladislava | Institute of Information Theories and Applications FOI ITHEA |
| 2012 | A survey on the kissing numbers | Boyvalenkov, Peter; Dodunekov, Stefan; Musin, Oleg | Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences |
| 2019 | Switch-Time Distributions and Processes | Stoynov, Pavel | Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences |
| 2003 | Sylow P-Subgroups of Abelian Group Rings | Danchev, P. | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | Symbolic Dynamics in the Free-Fall Equal-Mass Three-Body Problem | Mylläri, Aleksandr; Martynova, Alija; Orlov, Victor; Chernin, Arthur | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2013 | Symbolic Solving of Partial Differential Equation Systems and Compatibility Conditions | Malaschonok, Natasha | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2004 | Symmetric and Asymmetric Gaps in Some Fields of Formal Power Series | Galanova, N. | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 1997 | Symplectic Representation of a Braid Group on 3-Sheeted Covers of the Riemann Sphere | Rolf-Peter, Holzapfel | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | Synergetic Methods of Complexation in Decision Making Problems | Voronin, Albert; Mikheev, Yury | Institute of Information Theories and Applications FOI ITHEA |
| 5-Nov-2020 | Syntactic Game ‘Mesiza’s Questions’ – Implications in the Paradigm of E-Science | Barkalova, Petya; Nedeleva, Iva | Institute of Mathematics and Informatics Bulgarian Academy of Sciences, Association for the Development of the Information Society |
| 2005 | Synthesis Methods of Multiple-valued Structures of Language Systems | Bondarenko, Mikhail; Chetverikov, Grigorij; Karpukhin, Alexandr; Roshka, Svetlana; Deyneko, Zhanna | Institute of Information Theories and Applications FOI ITHEA |
| 1972 | A system for automatic drawing of functional circuits | Srebrev, S.; Veličkov, T.; Lazarov, V.; Bojanov, K. | Bulgarian Academy of Sciences |
| 2000 | A System for Simulation and Estimation of Branching Processes | Nitcheva, Daniela; Yanev, Nickolay | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 1972 | A system for symbolic programming for Minsk-2 | Bârnev, Petâr; Tošкov, Dimitâr | Bulgarian Academy of Sciences |
| 10-Aug-2020 | System of Informatics Tasks with Control of Physical Systems – Lego Robot | Chotova, Gabriela; Donchev, Ivaylo | Institute of Mathematics and Informatics – Bulgarian Academy of Sciences |
