Lugo-Torres, M. de L., and M. Díaz. “Weed Control in Sweet Potato [Ipomoea Batatas (L.) Lam.]”. The Journal of Agriculture of the University of Puerto Rico, vol. 91, no. 3-4, Oct. 2007, pp. 161-7, doi:10.46429/jaupr.v91i3-4.3283.