Shyaula, S. L., T. Shah, R. K. Rathnayaka, S. R. Samarakoon, E. Manandhar, J. M. Yue, and M. D. Manandhar. “Cytotoxicity of Compounds Isolated from Usnea Aciculifera”. Journal of Nepal Chemical Society, vol. 43, no. 2, Apr. 2023, pp. 125-9, doi:10.3126/jncs.v43i2.53357.