TY - JOUR AU - A. F. Krutov AU - V. E. Troitsky TI - Construction of form factors of composite systems by a generalized Wigner--Eckart theorem for the Poincar\'e group JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2005 SP - 258 EP - 277 VL - 143 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2005_143_2_a5/ LA - ru ID - TMF_2005_143_2_a5 ER -