1. Estimating the abundance of skipjack fish (Katsuwonus pelamis) spatially and temporally in Makassar Strait Waters using satellite image data and geographic information system techniques;M I Amir;Journal of IPTEKS,2019
2. The relationship between upwelling and the number of skipjack fish catches in the east season in Tamperan waters;R I Anggraeni;Pacitan. Annual National Seminar,2017