TY - JOUR AU - Dermot McCarthy AU - Chris Monico TI - A Mathon-type construction for digraphs and improved lower bounds for Ramsey numbers JO - The electronic journal of combinatorics PY - 2025 VL - 32 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/13294/ DO - 10.37236/13294 ID - 10_37236_13294 ER -