Perdana, T., Utami, H. N., Sadeli, A. H., & Hermiatin, F. R. (2019). Small-Scale Farmer Preferences: Exploring the Gap Towards Product Attributes of Local and Imported Fertilizers. International Journal on Advanced Science, Engineering and Information Technology, 9(2), 502–510. https://doi.org/10.18517/ijaseit.9.2.7702