TY - JOUR AU - V. A. Khudyakov TI - Quasivarieties of Metric Algebras JO - Algebra i logika PY - 2003 SP - 747 EP - 762 VL - 42 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2003_42_6_a7/ LA - ru ID - AL_2003_42_6_a7 ER -