Steiner, F., Zoz, T., Pinto Junior, A. S., Castagnara, D. D. e Dranski, J. A. L. (2012) “Effects of aluminum on plant growth and nutrient uptake in young physic nut plants”, Semina: Ciências Agrárias, 33(5), p. 1779–1788. doi: 10.5433/1679-0359.2012v33n5p1779.