Haile, Aneteneh. “Determinants of Household’s Willingness to Pay for Improved Mirt Stove in Cases of Semi Urban Areas of Gurage Zone: An Application of Contingent Valuation Method”. GPH-International Journal of Agriculture and Research 4, no. 02 (March 11, 2021): 39-51. Accessed March 4, 2024. https://gphjournal.org/index.php/ar/article/view/370.