Szabó, A., and J. Győrfi. “The Effect of UV Light on the Vitamin D Content and Mycelial Growth of Oyster Mushroom”. Review on Agriculture and Rural Development, vol. 1, no. 1. suppl., Jan. 2012, pp. 428-33, https://ojs.bibl.u-szeged.hu/index.php/rard/article/view/13245.