SISTEM INFORMASI GEOGRAFIS KOMODITAS HASIL KEBUN MENGGUNAKAN ALGORITMA A-STAR PADA DINAS PERTANIAN LANGKAT. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 7, n. 3, p. 1184–1191, 2024. DOI: 10.54314/jssr.v7i3.2149. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/2149.. Acesso em: 13 apr. 2026.