Path integral Monte Carlo calculations of dense hydrogen and helium thermodynamics Levashov, P. R. ; Filinov, V. S. ; Bonitz, M. ; Fortov, V. E. Abstract Publication: Journal of Plasma Physics Pub Date: December 2006 DOI: 10.1017/S0022377806004922 Bibcode: 2006JPlPh..72..813L