TY - JOUR AU - S. Kaczmarz TI - Notes on orthogonal series III JO - Studia Mathematica PY - 1936 SP - 112 EP - 116 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-6-1-112-116/ DO - 10.4064/sm-6-1-112-116 LA - en ID - 10_4064_sm_6_1_112_116 ER -