Purnomo AD, Marfai MA, Husrin S. Identifying the effect of tides on groundwater level fluctuations on Gili Ketapang Island, Indonesia. JEELM [Internet]. 2021Jun.23 [cited 2024Dec.23];29(3):215-28. Available from: https://jau.vgtu.lt/index.php/JEELM/article/view/14618