TY - JOUR AU - Mitsuhiro Takeuchi TI - On the Structure of Commutative Affine Group Schemes over a Non-Perfect Field. JO - Manuscripta mathematica PY - 1975 SP - 101 EP - 136 VL - 16 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM2_1975__16_154336/ ID - MM2_1975__16_154336 ER -