M. A. M. ANDI, C.-W. . CHEN, Y.-S. . CHAO, and B. . PARRIS, “Noteworthy Fern Records from Sabah, Malaysian Borneo: The Discovery of Oreogrammitis yoderi (Polypodiaceae)”, J. Trop. Biol. Cons., vol. 23, pp. 167–173, Jul. 2026.