Mozafari, S., Rezazadeh, M., Dolatkhah Takloo, S. and Mardani, M. 2017. Design of a mechanically closed-loop test rig for testing aviation industry’s gearboxes. Aviation. 21, 4 (Dec. 2017), 132-142. DOI:https://doi.org/10.3846/16487788.2017.1415225.