HUMPHRIES, R. G.; ENGLISH, M.; RENICK, J. Weather Modification in Alberta. The Journal of Weather Modification, [S. l.], v. 19, n. 1, p. 13–24, 1987. DOI: 10.54782/jwm.v19i1.379. Disponível em: https://journalofweathermodification.org/index.php/JWM/article/view/379. Acesso em: 30 sep. 2023.