• DML-CZ Home

Author: Duan, Shiya

• Yang, Yulong; Zhu, Guangjun; Cui, Yijun; Duan, Shiya: The $\circ $ operation and $*$ operation of Cohen-Macaulay bipartite graphs. (English). Czechoslovak Mathematical Journal, vol. 74 (2024), issue 3, pp. 735-757