Nag, P., H. Rai, D. K. Upreti, S. Nayaka, and R. K. Gupta. “Epiphytic Lichens As Indicator of Land-Use Pattern and Forest Harvesting in a Community Forest in West Nepal”. Botanica Orientalis: Journal of Plant Science, vol. 8, Mar. 2012, pp. 24-32, doi:10.3126/botor.v8i0.5555.