Therdthai Therdjittoam และ Supakanok Thongyai. (2011) Improvement of mechanical properties of nanoporous polyimide film. Chulalongkorn University:ม.ป.ท.Therdthai Therdjittoam และ Supakanok Thongyai. 2011. Improvement of mechanical properties of nanoporous polyimide film. ม.ป.ท.:Chulalongkorn University;Therdthai Therdjittoam และ Supakanok Thongyai. Improvement of mechanical properties of nanoporous polyimide film. ม.ป.ท.:Chulalongkorn University, 2011. Print.