Pratama, Angga, Desvina Yulisda, and Rafika Rafika. 2022. “Information System for Searching Nearest Shrimp Pond Raw Materials Using Android-Based Haversine Algorithm Case Study Lhokseumawe”. Jurnal Tika 7 (3). indonesia:256-64. https://doi.org/10.51179/tika.v7i3.1572.