TY - JOUR AU - Michael O. Albertson AU - Karen L. Collins TI - Symmetry breaking in graphs JO - The electronic journal of combinatorics PY - 1996 VL - 3 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/1242/ DO - 10.37236/1242 ID - 10_37236_1242 ER -