RUIZ-SIFRE, G.; DOLE, J. M.; KAHN, B. A. Production and movement of branching agent in poinsettia leaf and stem. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 79, n. 3-4, p. 139-151, 1995. DOI: 10.46429/jaupr.v79i3-4.4309. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/4309. Acesso em: 29 jan. 2022.