1. Boettcher, A.L.: Experimental igneous petrology. Rev. Geophys. Space Phys. 13, 75?79 (1975)
2. Wyllie, P.J., Boettcher, A.L.: Liquidus phase relationships in the system CaO-CO2-H2O to 40 kilobars pressure with petrological applications. Am. J. Sci. 267A, 489?508 (1969)
3. Boettcher, A.L., Wyllie, P.J.: The system CaO-SiO2-CO2-H2O, III. Second critical end-point on the melting curve. Geochim. Cosmochim. Acta 33, 611?632 (1969)
4. Franz, G.W.: Melting relationships in the system CaO-MgO-SiO2-CO2-H2O: a study of synthetic kimberlites. Ph.D. thesis, The Pennsylvania State University
5. Franz, G.W., Wyllie, P.J.: Experimental studies in the system CaO-MgO-SiO2-CO2-H2O. In: Ultramafic and related rocks, P.J. Wyllie, ed., p. 323?325. New York: John Wiley 1967