Brodie and Stonebraker describe various replacement techniques [Brodie 95]. Seng and Tsai illustrate a complete replacement process [Seng 99].
The book, The Renaissance of Legacy Systems [Warren 99] describes method support for software system evolution. This is part of the RENAISSANCE project ”an ESPRIT- funded research project in software reengineering and software evolution.
Ransom et al. describe an assessment technique for determining whether a legacy system should be replaced , modernized, or maintained [Ransom 98].
Lakhotia and Deprez describe a semiautomatic restructuring technique to improve the cohesion of legacy procedures [Lakhotia 98].