Economic Valuation of Parthenium Weed Control Measures, in Gurage Zone, SNNPR of Ethiopia. Global Journal of Science Frontier Research, [S. l.], v. 18, n. D6, p. 15–22, 2018. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/2355. Acesso em: 14 aug. 2026.