1.
DybizbaƄski J, Dzido T. On some Ramsey Numbers for Quadrilaterals. Electron. J. Combin. [Internet]. 2011Jul.29 [cited 2026Mar.17];18(1):P154. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v18i1p154