https://commons.ru.ac.za/vital/access/manager/Index en-us 5 A field investigation of physical workloads imposed on harvesters in South African forestry https://commons.ru.ac.za/vital/access/manager/Repository/vital:5122 Wed 12 May 2021 20:03:56 SAST ]]> The impact of load and frequency on the biomechanical, physiological and perceptual responses to dynamic pushing https://commons.ru.ac.za/vital/access/manager/Repository/vital:5144 Thu 13 May 2021 06:54:06 SAST ]]>