[1]
J. K. M. Kuwornu, A. B. Narh JNR, I. S. Egyir, E. E. Onumah, and S. Gebrezgabher, “Willingness to pay for excreta pellet fertilizer: Empirical evidence from Ghana”, aas, vol. 109, no. 2, pp. 315–323, Sep. 2017, doi: 10.14720/aas.2017.109.2.14.