Widyastuty, Wiwiek, Moch Abdul Azis, and Muhammad Hasan. 2021. “Measurement of Service Quality and Customer Satisfaction Level Marketplace in Bekasi With Fuzzy Servqual Method”. Jurnal Mantik 5 (3):1644-52. https://iocscience.org/ejournal/index.php/mantik/article/view/1488.