Munthe, Y. S., and A. Rahmadsyah. “Pengaruh Kualitas Produk Dan Promosi Melalui Media Sosial Instagram Terhadap Keputusan Pembelian Di Hans Street Cafe”. ProBisnis : Jurnal Manajemen, vol. 17, no. 03, July 2026, pp. 1881-8, https://www.ejournal.joninstitute.org/index.php/ProBisnis/article/view/1590.