- Nwajiaku, Ifeoma Monica., Olanrewaju, John Seye., Sato, Kuniaki., Tokunari, Takeo., Kitano, Shigeru., Masunaga, Tsugiyuki. (2024). Change in nutrient composition of biochar from rice husk and sugarcane bagasse at varying pyrolytic temperatures. International Journal of Recycling of Organic Waste in Agriculture, 7(4), 269 - 276, https://doi.org/10.1007/s40093-018-0213-y