Hess, Wilford M., Daniel J. Fairbanks, John W. Welch, and Jonathan K. Driggs. "Botanical Aspects of Olive Culture Relevant to Jacob 5." In The Allegory of the Olive Tree: The Olive, the Bible, and Jacob 5, edited by Stephen D. Ricks and John W. Welch, 484-561. Provo, UT/Salt Lake City: Foundation for Ancient Research and Mormon Studies/Deseret Book, 1994.