Lédo, Ana da Silva, et al. “In Vitro Culture of Zygotic Embryos and Acclimatization of Green Dwarf Coconut Palm”. Pesquisa Agropecuaria Brasileira, vol. 42, no. 2, Feb. 2007, pp. 147-54, doi:10.1590/S1678-3921.pab2007.v42.7549.