“Effect of Calcium Carbonate Filler and Alkali Treatment on Physical and Elastic Properties of Jute Mat Reinforced Polyester Resin Composites”. Bangladesh Journal of Physics 26, no. 2 (September 20, 2020): 61–68. Accessed June 25, 2026. https://www.banglajol.info/index.php/BJPhy/article/view/49307.