Khaterine, N. . Situmorang, and R. S. Kasiamdari. “Isolation and Identification of Rhizoctonia Associated With Phalaenopsis Amabilis (L.) Blume Roots”. Proceeding ICBB (The International Conference on Bioscience and Biotechnology), vol. 1, no. 1, Oct. 2011, pp. C39-C44, http://www.sunankalijaga.org/prosiding/index.php/icbb/article/view/178.