Regalado, J., 		Campos, W., & 		Santillan, A.
(2011).
 Population Biology of <i>Tripneustes gratilla</i> (Linnaeus) (Echinodermata) in Seagrass Beds of Southern Guimaras, Philippines.
<em>Science Diliman: A Journal Of Pure And Applied Sciences, 22</em>(2).
Retrieved from <a href="https://journals.upd.edu.ph/index.php/sciencediliman/article/view/1727" target="_new">https://journals.upd.edu.ph/index.php/sciencediliman/article/view/1727</a>