Puttinan Meepowpan. 2009. Towards to the synthesis of protoconstipatic acid, allo-pertusaric acid, allo-dihydropertusaric acid and their derivatives. Chiang Mai:Chiang Mai University;
Puttinan Meepowpan. (2009) Towards to the synthesis of protoconstipatic acid, allo-pertusaric acid, allo-dihydropertusaric acid and their derivatives (รายงานผลงานวิจัย). Chiang Mai University:Chiang Mai.
Puttinan Meepowpan. Towards to the synthesis of protoconstipatic acid, allo-pertusaric acid, allo-dihydropertusaric acid and their derivatives. Chiang Mai:Chiang Mai University, 2009.
Puttinan Meepowpan. (2009) Towards to the synthesis of protoconstipatic acid, allo-pertusaric acid, allo-dihydropertusaric acid and their derivatives (รายงานผลงานวิจัย). Chiang Mai University:Chiang Mai.