Winita Punyodom. 1994. Synthesis and structural characterisation of some novel biodegradable copolyesters. Graduate School, Chiang Mai University;
Winita Punyodom. (1994) Synthesis and structural characterisation of some novel biodegradable copolyesters . Chiang Mai University/Chiang Mai.
Winita Punyodom. Synthesis and structural characterisation of some novel biodegradable copolyesters. . Chiang Mai:Chiang Mai University, 1994.
Winita Punyodom. (1994) Synthesis and structural characterisation of some novel biodegradable copolyesters . Chiang Mai University/Chiang Mai.