AUSTERO, Nero M.; 						SAWANT, Subhash S.; 						AZANZA, Rhodora V..
 Viability of Phytoplankton from Ballast Waters of International Vessels Berthing at Ports of Cebu and Subic Bay, Philippines.
<strong>Science Diliman: A Journal of Pure and Applied Sciences</strong>, [S.l.], v. 31, n. 1, june 2019.
ISSN 2012-0818.
Available at: &lt;<a href="https://www.journals.upd.edu.ph/index.php/sciencediliman/article/view/6746" target="_new">https://www.journals.upd.edu.ph/index.php/sciencediliman/article/view/6746</a>&gt;. Date accessed: 06 sep. 2025.