Materiála du geavahussii : After the Australopithecines : stratigraphy, ecology, and culture change in the Middle Pleistocene / editors, Karl W. Butzer, Glynn LL. Isaac ; assisted by Elizabeth Butzer, Barbara Isaac.

Bajilčálus : After the Australopithecines : stratigraphy, ecology, and culture change in the Middle Pleistocene / editors, Karl W. Butzer, Glynn LL. Isaac ; assisted by Elizabeth Butzer, Barbara Isaac.

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Dilli : Dovdameahttun