Hermawan, S. B.; Harjatno, S. Analysis of the Effect of Product Quality, Service Quality and Brand Image on Samsung Smartphone Purchase Decisions: Analisis Pengaruh Kualitas Produk, Kualitas Pelayanan Dan Citra Merek Terhadap Keputusan Pembelian Smartphone Samsung. acopen 2022, 7, 10.21070/acopen.7.2022.2606.