Empirical study on the application of 6 Sigma to the improvement of servicing process

Author(s):  
Jinyan Sang ◽  
Yinghua Zhang ◽  
Zhenfa Qi
1996 ◽  
Vol 81 (1) ◽  
pp. 76-87 ◽  
Author(s):  
Connie R. Wanberg ◽  
John D. Watt ◽  
Deborah J. Rumsey

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