Saisamorn Lumyong. (1999) Modification of swelling clays for use as reinforcing additives in poly (vinyl chloride). Mahidol University,:ม.ป.ท.Saisamorn Lumyong. 1999. Modification of swelling clays for use as reinforcing additives in poly (vinyl chloride). ม.ป.ท.:Mahidol University,;Saisamorn Lumyong. Modification of swelling clays for use as reinforcing additives in poly (vinyl chloride). ม.ป.ท.:Mahidol University, 1999. Print.