TY - JOUR AU - Omran Kouba TI - A duality based proof of the combinatorial nullstellensatz JO - The electronic journal of combinatorics PY - 2009 VL - 16 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/247/ DO - 10.37236/247 ID - 10_37236_247 ER -