Magar, L. B., Shrestha, N., Khadka, S., Joshi, J. R., Acharya, J., Gyanwali, G. C., Marasini, B. P., Rajbahak, S., & Parajuli, N. (2016). Challenges and Opportunity of in vitro Propagation of Paulownia tomentosa Steud for Commercial Production in Nepal. International Journal of Applied Sciences and Biotechnology, 4(2), 155–160. https://doi.org/10.3126/ijasbt.v4i2.14752