“COMPUTATION OF THE VERTEX FOLKMAN NUMBERS $F(2, 2, 2, 3; 5)$ AND $F(2, 3, 3; 5)$” (2003) Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics, 95, pp. 71–82. Available at: https://annual.uni-sofia.bg/index.php/fmi/article/view/177 (Accessed: 14 December 2025).