WAMALWA , K.W.; LUSWETI , J.; LUTTA , S.; ANDITI , B. C.; IMBILA , O. M.; MUTHOKA , Titus M. Variation of Pollutant Levels in Vegetables: A Case Study of Kitale Municipality, Trans-Nzoia County, Kenya . African Journal of Education,Science and Technology (AJEST), [S. l.], v. 2, n. 2, p. pp 146–160, 2015. Disponível em: https://ajest.org/index.php/ajest/article/view/675. Acesso em: 12 jun. 2026.