TY - JOUR AU - A. A. Logunov AU - A. N. Tavkhelidze TI - The analytical properties of the amplitude of a process involving a variable number of particles JO - Doklady Akademii Nauk PY - 1958 SP - 739 EP - 742 VL - 120 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_120_4_a13/ LA - ru ID - DAN_1958_120_4_a13 ER -