Nutjarin Pansombat และ Varawut Tangpasuthadol. (2013) Synthesis of poly(lactic acid) with two positively charged chain ends. Chulalongkorn University:ม.ป.ท.Nutjarin Pansombat และ Varawut Tangpasuthadol. 2013. Synthesis of poly(lactic acid) with two positively charged chain ends. ม.ป.ท.:Chulalongkorn University;Nutjarin Pansombat และ Varawut Tangpasuthadol. Synthesis of poly(lactic acid) with two positively charged chain ends. ม.ป.ท.:Chulalongkorn University, 2013. Print.