Souza-Felippe, J.M.M. de and Higuchi, T. 1989. Expression of avian leukosis virus proteins p27 and p19 in uninfected chicken, drake and quail cells . Instituto Adolfo Lutz Journal - RIAL. 49, 2 (Dec. 1989), 169–178. DOI:https://doi.org/10.53393/rial.1989.49.36952.