J. LUMBAN GAOL, WUDIANTO, B. P. PASARIBU, D. MANURUNG, and R. ENDRIANI, “THE FLUCTUATION OF CHLOROPHYLL-A CONCENTRATION DERIVED FROM SATELLITE IMAGERY AND CATCH OF OILY SARDINE (SARDINELLA LEMURU0)IN BALI STRAIT”, International Journal of Remote Sensing and Earth Sciences, vol. 1, no. 1, pp. 24–30, Nov. 2025.