Nongpanga Ningsanont และ Yodhathai Thebtaranonth. (2003) Synthesis of ethyl 2-alkyl-5 phenyl-6-oxa-1-azabicyclo [3.1.0] hexane-2-carboxylate derivatives and evaluation of their biological activities. Mahidol University:ม.ป.ท.Nongpanga Ningsanont และ Yodhathai Thebtaranonth. 2003. Synthesis of ethyl 2-alkyl-5 phenyl-6-oxa-1-azabicyclo [3.1.0] hexane-2-carboxylate derivatives and evaluation of their biological activities. ม.ป.ท.:Mahidol University;Nongpanga Ningsanont และ Yodhathai Thebtaranonth. Synthesis of ethyl 2-alkyl-5 phenyl-6-oxa-1-azabicyclo [3.1.0] hexane-2-carboxylate derivatives and evaluation of their biological activities. ม.ป.ท.:Mahidol University, 2003. Print.