TY - JOUR AU - McCool, James TI - Embedding Theorems for Countable Groups JO - Canadian journal of mathematics PY - 1970 SP - 827 EP - 835 VL - 22 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-093-9/ DO - 10.4153/CJM-1970-093-9 ID - 10_4153_CJM_1970_093_9 ER -