1. Hobson, D. E. (1979), “Axle Efficiency—Test Procedures and Results,” SAE Paper No. 790744.
2. Porrett, D. C., Miles, S. D., Werderits, E. F., and Powell, D. L. (1980), “Development of a Laboratory Axle Efficiency Test,” SAE Paper No. 800804.
3. Katoh, H., Inoh, T., and Umezawa, K. (1983), “Exact Measurement of Power Loss in Automotive Transmission and Axle for Fuel Economy,” SAE Paper No. 830573.
4. Ko, Y. and Hosoi, K. (1984), “Measurement of Power Losses in Automotive Drive Train,” SAE Paper No. 840054.
5. Winter, H. and Wech, L. (1988), “Measurements and Optimization of the Efficiency of Hypoid Axle Drives of Vehicles,” SAE Paper No. 885127.