“…Evaluative Baik et al (2002), Brown (1993), Budgen et al (1993), Budgen and Thomson (2003), Chen and Norman (1992), Damm et al (2000), Estublier et al (1992), Estublier and Garcia (2005), Flatscher (2002), Fuggetta (1996), Gautier et al (1995), Grundy et al (1998b), Grundy et al (1998a), Guo et al (2004), Harvey and Marlin (1996), Harvey and Marlin (1997), Jin et al (2002), Kienle (2001), Lundell and Lings (2004), Maguire et al (1999a), Maguire et al (1999b), Mens et al (2002), Michaels (1993), Rader et al (1993), Rover (1994), Sen (2004), Sim (2000), Sim and Koschke (2001), Singh (1993), St-Denis et al (2000), Stoeckle et al (2003), Urwiler et al (1995), Wuyts and Ducasse (2004), Yang et al (1993), Yang (1994), Yang (2000), Yang (2002), Yang and Han (1996), Zelkowitz and Cuthill (1997), Zelkowitz (1996) 40 Papers thelmess (2003). In contrast, Harrison et al (2000) have provided a thorough review of the area, describing the technical challenges that need to b...…”