Hydrogeochemical characteristics analysis of groundwater along coastal area of Ujong Pancu, Aceh Besar regency. geographia: j. pendidik. dan penelit. geografi [Internet]. 2026 Jun. 25 [cited 2026 Jul. 18];7(1):56-65. Available from: https://ejournalfish.unima.ac.id/index.php/geographia/article/view/33