Ortiz, Ariel, AND 		Trono Jr., Gavino.
" Growth and Reproductive Pattern of Intertidal and Subtidal Sargassum (Sargassaceae, Phaeophyta) Populations in Bolinao, Pangasinan" <em>Science Diliman: A Journal of Pure and Applied Sciences</em> [Online], Volume 12 Number 2 (7 September 2007)