TY - JOUR AU - N. Adžić AU - Z. Ovcin TI - SPP with discontinous function and spectral approximation JO - Novi Sad Journal of Mathematics PY - 2003 SP - 119 EP - 125 VL - 33 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_2003_33_2a_12/ ID - NSJOM_2003_33_2a_12 ER -