1. A survey of the quality of some of the principal abundance data of geochemistry;Ahrens,1957
2. Primordial composition of the solar system;Aller;Sky and Telescope,1960
3. The polymorphism of MgSiO3 and solid-state equilibria in the system MgSiO3-CaMgSi2O6;Atlas;J. Geol.,1952
4. On the graphite-diamond equilibrium;Berman;Z. Electrochem,1955
5. The system MgO—FeO—SiO2;Bowen;Amer. J. Sci.,1935