id: 50205117 dt: j an: 50205117 au: RĂ­os, Armando J.; Simpson, James R.; Guo, Yong ti: Semifold plans for mixed-level designs so: Quality and Reliability Eng. Int. 27, No. 7, 921-929 (2011). py: 2011 pu: la: EN cc: ut: ci: li: doi:10.1002/qre.1181