Dalango, Deresse, and Tekilu Tadesse. 2019. “Determinants of Smallholder Teff farmer’s Chemical Fertilizer Technology Adoption in Southern Ethiopia, in Case of Gena District in Dawro Zone (Heckman Two-Stage Model)”. Jurnal Perspektif Pembiayaan Dan Pembangunan Daerah 7 (2):111 -26. https://doi.org/10.22437/ppd.v7i2.7786.