TY - JOUR AU - Ramakrishna, Ravi TI - On a variation of Mazur's deformation functor JO - Compositio Mathematica PY - 1993 SP - 269 EP - 286 VL - 87 IS - 3 PB - Kluwer Academic Publishers UR - http://www.numdam.org/item/CM_1993__87_3_269_0/ LA - en ID - CM_1993__87_3_269_0 ER -