S. Fachri, A. Atmono, F. Andi, and Z. Zaharuddin, “Fishbone Model Analysis of Decreasing Coffee Shop Sales in Serang City: Analisis Fishbone Model terhadap Penurunan Tingkat Penjualan Kedai Kopi di Kota Serang”, JIMI, vol. 1, no. 1, pp. 11–21, Jan. 2023.