(1)
Shrestha, A.; Neupane, S.; Aryal, L. Un-Plasticized Polyvinyl Chloride and Its Growth on Nepalese Market. Jnl Innov. Engin. Educ. 2020, 3 (1), 29-41. https://doi.org/10.3126/jiee.v3i1.34322.