Christian Kuswibowo, Avia Enggar Tyasti. The Impact of Product Quality and Service Quality on Client Loyalty and its Effect on Purchase Decision. IJIS [Internet]. 2023 Sep. 4 [cited 2024 Sep. 19];2(8):1307-18. Available from: https://journal.formosapublisher.org/index.php/ijis/article/view/5763