- Andrade, Leonardo Capeleto De., Andreazza, Robson., Camargo, Flávio Anastácio De Oliveira. (2024) Cultivation of sorghum and sunflower in soils with amendment of sludge from industrial landfill. IJROWA, 8(2):119 - 130. https://doi.org/10.1007/s40093-018-0236-4