SHEPHERD, J.D.; DYMOND, J.R.; CUFF, J.R.I. Monitoring scrub weed change in the Canterbury region using satellite imagery. New Zealand Plant Protection, Auckland, New Zealand, v. 60, p. 137–140, 2007. DOI: 10.30843/nzpp.2007.60.4671. Disponível em: https://journal.nzpps.org/index.php/nzpp/article/view/4671. Acesso em: 29 aug. 2026.