MICHIEKA , R. W.; TIROP , S. K. Innovative Responses by Industry to Reduce Environmental Pollution and Degradation . African Journal of Education,Science and Technology (AJEST), [S. l.], v. 1, n. 3, p. Pg 1–6, 2013. Disponível em: http://ajest.org/index.php/ajest/article/view/272. Acesso em: 3 apr. 2026.