C. S. V. J. Neves, N. M. C. Stenzel, C. de C. Medina, I. M. Murata, and A. V. Borges, “Root system of West Indian cherry plants propagated by seeds and cuttings”, Semina: Ciênc. Agrár., vol. 25, no. 3, pp. 193–196, May 2004.