Demirkeser, T.H., et al. “Effect of Natural Lipid on Flowering, Pollination Traits and Fruit Set on Loquat (Eriobotrya Japonica Lindl.)”. Asian Journal of Chemistry, vol. 21, no. 1, Mar. 2010, pp. 113-20, https://asianpubs.org/index.php/ajchem/article/view/18903.