H. Irizarry, E. Rivera, J. A. Rodríguez, and J. J. Green, “Effect of Planting Pattern and Population Density on Yield and Quality of the Horn-Type Maricongo Plantain (Musa acuminata x M. balbisiana, AAB) in North-Central Puerto Rico”, JAUPR, vol. 62, no. 3, pp. 214–223, Jul. 1978.