Abidin, Haykal, and Awawin Rohmah. “Analisis Jumlah Pengunjung Dan Jumlah Wisata Terhadap PAD Kabupaten Lamongan”. UJMC (Unisda Journal of Mathematics and Computer Science) 6, no. 01 (June 30, 2020): 33-38. Accessed July 3, 2024. https://e-jurnal.unisda.ac.id/index.php/ujmc/article/view/2385.