“Identifikasi Peta Laut Dalam Rangka Pengembangan Kawasan Pelabuhan Batam, Bintan, Karimun (BKK) Dan Sekitarnya : Identification of Sea Maps in the Context of Development of the Port Areas of Batam, Bintan, Karimun (BKK) and Surrounding Areas”, matemar, vol. 4, no. 1, Aug. 2024, doi: 10.59225/5q4nsz49.