Simanjuntak, Fidelis, Eunike, Amanda, Chrystalyn, Emily, Astuti, Ignatia, Doohan, Michael, Dharmawan, Michael, Sugiarto, Natael, Aryono, Timotius, AND Valanchie, Valerie. " Restrukturisasi Komprehensif Kopi Gongseng Guna Menghadapi Relevansi Pasar Saat Pandemi" Journal Pemberdayaan Masyarakat Indonesia [Online], Volume 3 Number 2 (7 January 2022)