TY - JOUR AU - Chao-Hui Yang TI - On The Integrability Of Functions Defined By Cosine Series With Monotone Decreasing Coefficients JO - Publications de l'Institut Mathématique PY - 1958 SP - 73 VL - _S_S_XII IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1958_S_S_XII_12_a7/ ID - PIM_1958_S_S_XII_12_a7 ER -