TY - JOUR AU - S. S. Davidov TI - On parastrophes of abelian invertible algebras JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2008 SP - 39 EP - 43 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2008_3_a5/ LA - ru ID - UZERU_2008_3_a5 ER -