Number of references: 2
None reported
Manuel Robbins. "Fluorescent Forum. Franklin's Fluorescent Minerals: Can They Be Found Elsewhere?." Rocks & Minerals, 60(5):235-244, 1985. 10.1080/00357529.1985.11764415
Manuel Robbins. "Fluorescent Forum. Fluorescing Minerals: Expanding the list." Rocks & Minerals, 62(1):53-54, 1987. 10.1080/00357529.1987.11762628