TY - JOUR AU - A. N. Kholodov TI - Classification of six-valued, seven-valued and eight-valued elementary formal groups JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1984 SP - 30 EP - 33 IS - 1 UR - http://geodesic.mathdoc.fr/item/VMUMM_1984_1_a5/ LA - ru ID - VMUMM_1984_1_a5 ER -