Yuhandono, Yuhandono, 		Talkah, Abu, AND 		Supriyono, Supriyono.
" Analysis Of The Influence Of Production Factors On Income Of Coffee Farmers In Kediri Regency" <em>Manajemen Agribisnis: Jurnal Agribisnis</em> [Online], Volume 21 Number 2 (29 July 2021)