LILLIS, David. Using R for data analysis and research. New Zealand Science Review, [S. l.], v. 71, n. 4, p. 108–120, 2014. DOI: 10.26686/nzsr.v71.8645. Disponível em: https://ojs.victoria.ac.nz/nzsr/article/view/8645. Acesso em: 28 oct. 2025.