Modeling of stress ratio effect on 'AL' alloy SAE AMS 7475-T7351: influence of loading direction - Di Todaro Junior, Evandro; Ruckert, Cassius Olívio Figueiredo Terra; Milan, Marcelo Tadeu; Bose Filho, Waldek Wladimir; Tarpani, José Ricardo; Spinelli, Dirceu (Journal of Materials Engineering and Performance, 2006)