Khodsetan, M., Faraji, Ghader, Tavakkoli, V., Abrinia, K.. “Microstructure and Mechanical Properties of AZ91 Magnesium Cup Processed by a Combined Backward Extrusion and Constrained Ironing Method.” International Journal of Advanced Design and Manufacturing Technology, vol. 10, no. 1, 2017, pp. 23-30.