TY - JOUR AU - L. Ya. Kobelev TI - On the non-analyticity points of Green's functions of systems of interacting particles JO - Doklady Akademii Nauk PY - 1968 SP - 576 EP - 579 VL - 180 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_180_3_a16/ LA - ru ID - DAN_1968_180_3_a16 ER -