Denton S. Ebel Mark S. Ghiorso Richard O. Sack Lawrence Grossman Gibbs energy minimization in gas + liquid + solid systems. 247-256 2000 21 Journal of Computational Chemistry 4 http://dx.doi.org/10.1002/(SICI)1096-987X(200003)21:4<247::AID-JCC1>3.0.CO;2-J db/journals/jcc/jcc21.html#EbelGSG00