Waewtaa Thongra-ar. 1995. Toxicity of cadmium and zinc on marine phytoplankton, Dunaliella tertiolecta. Chon Buri:Burapha University;
Waewtaa Thongra-ar. (1995) Toxicity of cadmium and zinc on marine phytoplankton, Dunaliella tertiolecta (รายงานผลงานวิจัย). Burapha University:Chon Buri.
Waewtaa Thongra-ar. Toxicity of cadmium and zinc on marine phytoplankton, Dunaliella tertiolecta. Chon Buri:Burapha University, 1995.
Waewtaa Thongra-ar. (1995) Toxicity of cadmium and zinc on marine phytoplankton, Dunaliella tertiolecta (รายงานผลงานวิจัย). Burapha University:Chon Buri.