%0 Journal Article %A Gupta, P.M. %A Kulshreshtha, S.K. %T Functions of four variables which satisfy both the heat equation and the Laplace equation in three variables - II %J Portugaliae mathematica %D 1970 %P 213-219 %V 29 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1970__29_4_115130/ %G en %F PORMA_1970__29_4_115130