1. Association of rubidium and potassium and their abundance in common igneous rocks and meteorites;Ahrens;Geochim. et Cosmochim. Acta,1952
2. Spectrochemical analysis;Ahrens,1960
3. Abundances of the elements, areal averages and geochemical cycles;Barth;Geochim. et Cosmochim. Acta,1961
4. The feldspar lattices as solvents of foreign ions;Barth;Inst. Lucas Mallada (Madrid), Curs. y Conf.,1961
5. Total magnetic intensity map: Barlee Jackson, Southern Cross, Kalgoorlie, Boorabbin, Lake Johnstone, Kurnalpi, Widgiemooltha, and Norseman. 4 mile/inch sheets;Bureau of Mineral Resources,1961