L. de M. Barros, J. J. V. Cavalcanti, J. R. de Paiva, J. R. Crisóstomo, M. P. F. Corrêa, and A. C. Lima, “Selection of dwarf cashew clones for the commercial plantation in the Ceará State, Brazil”, PAB, vol. 35, no. 11, pp. 2197–2204, Nov. 2000.