A preliminary report of the petrography and pigmentation of the Monte Albán Danzantes

von Hewitt, William Paxton
Veröffentlicht in Scott, John F., 1936 - The Danzantes of Monte Albán ; P. 1: Text. With an appendix... (1978)

Engineering implications and geology, Hall of Justice excavation, Salt Lake City, Utah

von Osmond, John C.
Veröffentlicht 1965