TY - JOUR AU - Hou, Hsiang-Dah TI - Quasi-Splitting Exact Sequence JO - Canadian journal of mathematics PY - 1971 SP - 503 EP - 506 VL - 23 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-053-9/ DO - 10.4153/CJM-1971-053-9 ID - 10_4153_CJM_1971_053_9 ER -