Adhikari, Ranjana, Yadin Shrestha, Iswar Man Amatya, and Gokarna Bahadur Motra. “Controlled Substitution of Coarse Aggregate With Waste Glass and Syringe Needle in M20 Concrete”. Journal of Innovations in Engineering Education 4, no. 2 (December 15, 2021): 117–122. Accessed December 9, 2022. https://www.nepjol.info/index.php/jiee/article/view/39308.