“Asian Pear Cultivar Evaluation in Central Washington State: Tree Size, Cumulative Yield, Yield Efficiency, Bloom and Fruit Maturity Dates”. Journal of the American Pomological Society 53, no. 4 (October 1, 1999): 222–228. Accessed February 17, 2026. https://journal.americanpomological.org/index.php/jofaps/article/view/2367.