E. da S. Teixeira, J. B. Osipe, U. D. Gandolfo, J. F. Oliveira, M. A. Gandolfo, and R. Osipe, “Use of low volume in oil and air assistance in weed control”, Semina: Ciênc. Agrár., vol. 31, no. 4Sup1, pp. 1229–1234, Feb. 2011.