S. A. Choairy, E. F. de Oliveira, and P. D. Fernandes, “Studies of planting and floral induction seasons in pineapple plants, cv. Perola”, PAB, vol. 29, no. 1, pp. 01–91, Jan. 1994, doi: 10.1590/S1678-3921.pab1994.v29.4028.