@article{5c46c6c2dfc946a4962215339addad01,
title = "Methods to Derive the Differential Equation of the Free Surface Boundary",
author = "Wang, \{Xu Sheng\} and Neuman, \{Shlomo P.\} and Strack, \{Otto D.L.\} and Arnold Verruijt and Mirmosadegh Jamali and Brian Seymour and Jacob Bear and Cheng, \{Alexander H.D.\} and Chongxi Chen and Xingxing Kuang and Jiao, \{Jiu Jimmy\}",
year = "2011",
doi = "10.1111/j.1745-6584.2010.00773.x",
language = "English (US)",
volume = "49",
pages = "133--143",
journal = "Ground water",
issn = "0017-467X",
publisher = "Wiley-Blackwell",
number = "2",
}