求助:
Title: Modification of Welge's Method of Shock Front Location in the Buckley-Leverett Problem for Nonzero Initial Condition (includes associated papers 15193 and 15282 and 15797 and 15915 and 16458 )
Authors M.F.N. Mohsen, U. of Petroleum and Minerals
Journal SPE Journal
Volume Volume 25, Number 4 Pages 521-523
Date August 1985 http://www.onepetro.org/mslib/ap ... amp;societyCode=SPE