Zanuncio, José Cola, et al. “Occurrence of Quesada Gigas on Schizolobium Amazonicum Trees in Maranhão and Pará States, Brazil”. Pesquisa Agropecuaria Brasileira, vol. 39, no. 9, Sept. 2004, pp. 943-5, https://doi.org/10.1590/S1678-3921.pab2004.v39.6860.