Ketaren, A., B. V. Dwi, D. Khairani, D. Jayanti, D. Afrilia, and R. Purba. “Evaluasi Strategi Pemasaran Donat Bomboloni Dalam Menghadapi Persaingan Pasar Kuliner”. Management And Business Progress, vol. 5, no. 1, June 2026, pp. 32-38, doi:10.70021/mbp.v5i1.320.