Mansyurdin, ., 		Maideliza, Tesri, 		Chairul, ., AND 		Susiana, Ema.
" STUDI LINGKAR TUMBUH POHON DI KAWASAN HUTAN TAMAN NASIONAL SIBERUT KEPULAUAN MENTAWAI" <em>Metamorfosa: Journal of Biological Sciences</em> [Online], Volume 3 Number 1 (14 March 2016)