F. H. Silva Costa, M. Pasqual, S. de O. e Silva, H. P. da Silva Neto, E. P. Amorim, and J. A. dos Santos-Serejo, “Polyploidization in banana shoot apex and its morphophysiological effects in vitro”, PAB, vol. 46, no. 8, pp. 805–813, Oct. 2011.