Efendi AR, Findawati Y. Website Based Information System for Sales and Purchasing of Traditional Fish for Kalanganyar Residents: Sistem Informasi Penjualan dan Pembelian Ikan Tradisional Berbasis Website Pada Warga Kalanganyar. PELS [Internet]. 2021 Jul. 14 [cited 2025 Jul. 6];1(2). Available from: https://pels.umsida.ac.id/index.php/PELS/article/view/953