1.
Manullang DP, Situmorang R. ANALISIS PENYEBARAN INTRUSI AIR LAUT TERHADAP AIR SUMUR GALI DESA SIKAPAS KABUPATEN MANDAILING NATAL. einstein e-j. [Internet]. 2023 Oct. 29 [cited 2025 Oct. 12];11(3):182-9. Available from: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/32496