TY - JOUR AU - Tavathia, B.S. TI - Certain theorems in operational calculus involving integrals containing hyperbolic functions JO - Portugaliae mathematica PY - 1971 SP - 21 EP - 28 VL - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1971__30_1_115134/ LA - en ID - PORMA_1971__30_1_115134 ER -