Landjev, Ivan, Emiliyan Rogachev, and Assia Rousseva. “Characterization of Some Minihypers in PG(4,3)”. Ann. Sofia Univ. Fac. Math. and Inf. 109 (December 12, 2022): 91–98. Accessed November 24, 2024. https://ftl5.uni-sofia.bg./index.php/fmi/article/view/557.