“…It has been used for political group decisions (Carlsson and Walden, 1993; Hamalainen and Leikola, 1996), traffic planning (Hamalainen and Poyhonen, 1996), health care (Hatcher, 1994) and software implementation (Sutherland and Crosslin, 1989). Only Shimizu et al (1992) have applied it in a maintenance setting.…”