TY - JOUR AU - K. V. Nguyen TI - Semi-stable elliptic fiberings with small number of special fibers over a base of genera $0$ and $1$ JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1998 SP - 66 EP - 68 IS - 1 UR - http://geodesic.mathdoc.fr/item/VMUMM_1998_1_a16/ LA - ru ID - VMUMM_1998_1_a16 ER -