- Gonfa, Assefa., et all. "Efect of bagasse ash and flter cake amendments on wheat (Triticum turgidum L.var. durum) yield and yield components in nitisol." International Journal of Recycling of Organic Waste in Agriculture, vol. 7, no. 3, pp. 231 - 240, https://doi.org/10.1007/s40093-018-0209-7