TY - JOUR AU - Nataša Božović TI - First Order Classes of Groups Having no Groups With a Given Property JO - Publications de l'Institut Mathématique PY - 1985 SP - 51 VL - _N_S_37 IS - 51 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1985_N_S_37_51_a9/ LA - en ID - PIM_1985_N_S_37_51_a9 ER -