Silvert, C., J. Diaz, L. Warner, and W. Ochieng. “To Work Alone or With Peers: Examining Smallholder Coffee farmers’ Perceptions Influencing Collective Actions”. Advancements in Agricultural Development, Vol. 2, no. 2, May 2021, pp. 1-14, doi:10.37433/aad.v2i2.95.