Bassayya, K. \evelopment of a versatile, 14-node hexahedral finite element, PN5X1, using Papcovitch-Neuber potentials by K Bassayya - Bangalore IISc 1997 - xviii, 146p - I.I.Sc., Dept. of ME., Ph.D., Thesis . Dewey Class. No.: 624.170151535 / N97 "THESIS"