1. Calotetrapterins A-C, three new pyranoxanthones and their cytotoxicity from the stem bark of Calophyllum tetrapterum Miq. Issue 3 (1st February 2021) Authors: Tanjung, Mulyadi; Tjahjandarie, Tjitjik Srie; Saputri, Ratih Dewi; Kurnia, Baharrani Dwi; Rachman, Muhammad Faisal; Syah, Yana Maolana Journal: Natural product research Issue: Volume 35:Issue 3(2021) Page Start: 407 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗