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Variation in Reliability and Quality
O'Connor, Patrick D.T., (2004)
Lifetime Models and Renewal Processes: Numerical Treatment with Mathcad, Antoni Drapella, Pomeranian Pedagogical Academy, 2002, 74 pages
Quality: From Customer Needs to Customer Satisfaction, (second edition), Bo Bergman and Bengt Klefsjo, Studentlitteratur, Lund, Sweden (www.studentlitteratur.se), 2003, 606 pages, SEK 100 and Six Sigma: The Pragmatic Approach, (second edition), Kjell Magnusson, Dag Kroslid and Bo Bergman, Studentlitteratur, Lund, Sweden (www.studentlitteratur.se), 2003, 478 pages, SEK 100