TY - JOUR AU - Jaap P. Murre TI - On contravariant functors from the category of preschemes over a field into the category of abelian groups JO - Publications Mathématiques de l'IHÉS PY - 1964 SP - 5 EP - 43 VL - 23 PB - Institut des Hautes Études Scientifiques UR - https://pmihes.centre-mersenne.org/articles/10.1007/BF02684309/ DO - 10.1007/BF02684309 LA - en ID - PMIHES_1964__23__5_0 ER -