TY - JOUR AU - Zhang, Guang-Jun AU - Zhang, Xiao-Dong TI - The first Dirichlet eigenvalue of bicyclic graphs JO - Czechoslovak Mathematical Journal PY - 2012 SP - 441 EP - 451 VL - 62 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.1007/s10587-012-0038-1/ DO - 10.1007/s10587-012-0038-1 LA - en ID - 10_1007_s10587_012_0038_1 ER -