TY - JOUR AU - Vrba, AntonĂ­n TI - The permanent of the Laplacian matrix of a bipartite graph JO - Czechoslovak Mathematical Journal PY - 1986 SP - 7 EP - 17 VL - 36 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1986.102059/ DO - 10.21136/CMJ.1986.102059 LA - en ID - 10_21136_CMJ_1986_102059 ER -