Ying Zhang 0008 Dinghua Zhang Baohai Wu An approach for machining allowance optimization of complex parts with integrated structure. 248-252 2015 2 J. Comput. Des. Eng. 4 https://doi.org/10.1016/j.jcde.2015.06.007 db/journals/jcde/jcde2.html#ZhangZW15