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Sunthorn Predapitakkun. 1996. Synthetic studies of indolo [2,1-a] isoquinoline derivatives and aporphine dimer alkaloid. Faculty of Graduate Studies, Mahidol University;
Sunthorn Predapitakkun. (1996) Synthetic studies of indolo [2,1-a] isoquinoline derivatives and aporphine dimer alkaloid . Mahidol University/Bangkok.
Sunthorn Predapitakkun. Synthetic studies of indolo [2,1-a] isoquinoline derivatives and aporphine dimer alkaloid. . Bangkok:Mahidol University, 1996.
Sunthorn Predapitakkun. (1996) Synthetic studies of indolo [2,1-a] isoquinoline derivatives and aporphine dimer alkaloid . Mahidol University/Bangkok.