TY - JOUR AU - F. K. Kabdikairov TI - On relations in the two-dimensional Cremona group over a nonclosed field.~II JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1991 SP - 81 EP - 83 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1991_4_a21/ LA - ru ID - VMUMM_1991_4_a21 ER -