Sumphan Wongseripipatana. 1990. A study on the constituents and structure elucidation of indole alkaloids from Gelsemium elegans Benth. in Thailand. , Chiba University;
Sumphan Wongseripipatana. (1990) A study on the constituents and structure elucidation of indole alkaloids from Gelsemium elegans Benth. in Thailand . Chiba University/[S.l.].
Sumphan Wongseripipatana. A study on the constituents and structure elucidation of indole alkaloids from Gelsemium elegans Benth. in Thailand. . [S.l.]:Chiba University, 1990.
Sumphan Wongseripipatana. (1990) A study on the constituents and structure elucidation of indole alkaloids from Gelsemium elegans Benth. in Thailand . Chiba University/[S.l.].