Bhutto, Ali Asghar, and Barbara J. Gabrys. “MORPHOLOGY AND DIFFUSION STUDY OF POLYSTYRENE WITH POLY (VINYL METHYL ETHER) BLEND”. Journal of Research (Science) 15, no. 1 (July 2, 2004): Pages: 01–07. Accessed July 7, 2025. http://jorscience.com/index.php/JRS/article/view/164.