Tobgay, S., Tshering, K. and Zam, T. (2015) “Resource Sustainability Initiative: A Study on Usability of Recycled Coarse Aggregate in Concrete Making”, Zorig Melong | A Technical Journal of Science, Engineering and Technology, 2(1), pp. 47–53. Available at: http://103.133.216.217/index.php/zm/article/view/88 (Accessed: 29 June 2025).