"Gibbs energy (function), G". IUPAC Gold Book (Compendium of Chemical Technology). IUPAC (International Union of Pure and Applied Chemistry). 2008. doi:10.1351/goldbook.G02629. Retrieved 24 December 2020. It was formerly called free energy or free enthalpy.
"Gibbs energy (function), G". IUPAC Gold Book (Compendium of Chemical Technology). IUPAC (International Union of Pure and Applied Chemistry). 2008. doi:10.1351/goldbook.G02629. Retrieved 24 December 2020. It was formerly called free energy or free enthalpy.