SELAMAT, Rossitah; MD ZEIN, Raemy. Ergonomic Risk Assessment of Backpack Leaf Blower Operation: A Case Study of Outdoor Cleaning Staff in a Malaysian Polytechnic. Politeknik & Kolej Komuniti Journal of Engineering and Technology, Putrajaya, Malaysia, v. 10, n. 2, p. 64–74, 2025. Disponível em: https://app.mypolycc.edu.my/journal/PMJET/article/view/770. Acesso em: 1 dec. 2025.