Were There Pre-Adamites? Widtsoe, John A.. "Were There Pre-Adamites?" Improvement Era 51, no. 5 (1948): 305.
The Origin of Man Smith, Joseph F., Anthon H. Lund, and John R. Winder. "The Origin of Man." Improvement Era 13, no. 1 (1909): 75-81.
The Family of Adam G. Durham, Homer. "The Family of Adam." Improvement Era 68, no. 6 (1965): 470, 552-555.
