TY - JOUR AU - Anderson, I. AU - Cook, R. J. TI - Bi-embeddings of graphs JO - Glasgow mathematical journal PY - 1974 SP - 162 EP - 165 VL - 15 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500002354/ DO - 10.1017/S0017089500002354 ID - 10_1017_S0017089500002354 ER -