M. J. VILAÇA VASCONCELOS, M. S. ANTUNES, M. F. DE OLIVEIRA, M. A. LOPES, and J. E. FONTES FIGUEIREDO, “CALLUS INDUCTION AND PLANT REGENERATION FROM IMMATURE EMBRYOS CULTURE OF TROPICAL MAIZE”, RBMS, vol. 17, no. 3, pp. 359–368, Dec. 2018.