Choairy, Salim Abreu, et al. “Studies of Planting and Floral Induction Seasons in Pineapple Plants, Cv. Perola”. Pesquisa Agropecuaria Brasileira, vol. 29, no. 1, Jan. 1994, pp. 01-91, doi:10.1590/S1678-3921.pab1994.v29.4028.