TY - JOUR AU - A. V. Voronin TI - Discrete vacuum superselection rule in Wightman theory with essentially self-adjoint field operators JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1986 SP - 13 EP - 29 VL - 66 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1986_66_1_a1/ LA - ru ID - TMF_1986_66_1_a1 ER -