Nurfadilah, S. 2016. Diversity of Epiphytic Orchids and Host Trees (Phorophytes) in Secondary Forest of Coban Trisula, Malang Regency, East Java, Indonesia. BIOTROPIA. 22, 2 (Mar. 2016), 120–128. DOI:https://doi.org/10.11598/btb.2015.22.2.450.