TY - JOUR AU - Juhani Nieminen AU - Matti Peltola AU - Pasi Ruotsalainen TI - Two characterizations of hypercubes JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/584/ DO - 10.37236/584 ID - 10_37236_584 ER -