Pires CJG, Barbosa FNG, Oliveira L da S, Alencar DB de, Fontineles FHS. Risk Assessment for Professionals Performing Excavation Services in Civil Construction: Case Study in Manaus - Amazonas. ijaers [Internet]. 2019 Nov. 6 [cited 2024 Nov. 23];6(11). Available from: https://journal-repository.com/index.php/ijaers/article/view/1330