TY - JOUR AU - Kazimierz Napiórkowski TI - On generalized eigenfunctions of operators in a Hilbert space JO - Studia Mathematica PY - 1973 SP - 79 EP - 82 VL - 46 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-46-1-79-82/ DO - 10.4064/sm-46-1-79-82 LA - en ID - 10_4064_sm_46_1_79_82 ER -