Differential Equations & Applications · Volume 4, Issue 4 Riemann problem for one-dimensional system of conservation laws of mass, momentum and energy in zero-pressure gas dynamics 04-37 Pages 653-664 DOI 10.7153/dea-04-37 Downloads Short PDF Full PDF PNG Authors Hongjun Cheng Keywords zero-pressure gas dynamics delta shock wave generalized Rankine-Hugoniot relation entropy condition vacuum Subject classes 35L65 35L45