TY - JOUR AU - Yu. S. Kolesov TI - Non-classical relaxation cycle of a three-dimensional system of Lotka–Volterra equations JO - Sbornik. Mathematics PY - 2000 SP - 567 EP - 581 VL - 191 IS - 4 UR - http://geodesic.mathdoc.fr/item/SM_2000_191_4_a4/ LA - en ID - SM_2000_191_4_a4 ER -