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Andersen, Oyvind M. (1989). "Delphinidin-3-neohesperidoside and cyanidin-3- neohesperidoside from receptacles of Podocarpus species". Phytochemistry. 28 (2): 495–497. Bibcode:1989PChem..28..495A. doi:10.1016/0031-9422(89)80039-1.