Deboli, Roberto, Angela Calvo, Venerando Rapisarda, Christian Preti, and Marco Inserillo. “Vibration Transmitted to operator’s Back by Machines With Back-Pack Power Unit: A Case Study on Blower and Spraying Machines”. Journal of Agricultural Engineering 44, no. s2 (September 8, 2013). Accessed April 18, 2024. https://www.agroengineering.org/jae/article/view/jae.2013.s2.e146.