TY - JOUR AU - Samuel Eilenberg AU - John C. Moore TI - Homology and fibrations. I. Coalgebras, cotensor product and its derived functors. JO - Commentarii mathematici Helvetici PY - 1965 SP - 199 EP - 236 VL - 40 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1965__40_139303/ ID - CMH_1965__40_139303 ER -