TY - JOUR AU - Surla Katarina TI - Exponential functions as boundary layer functions JO - Novi Sad Journal of Mathematics PY - 1998 SP - 159 EP - 176 VL - 28 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_1998_28_3a_15/ ID - NSJOM_1998_28_3a_15 ER -