%0 Journal Article %T Invariant Solutions of Richards’ Equation for Water Movement in Dissimilar Soils %A Sadeghi, Seyyed Morteza %A Ghahraman, Bijan %A Ziaei, Ali Naghi %A Davary, Kamran %A Reichardt %J Soil Science Society of America Journal %@ 0361-5995 %D 2012