TY - JOUR AU - Leif Kristensen TI - On the Cohomology of Spaces with Two Non-Vanishing Homotopy Groups. JO - Mathematica Scandinavica PY - 1963 SP - 83 EP - 105 VL - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1963__12_165836/ ID - MS2_1963__12_165836 ER -