Cristiane S. Ramos Káthia Marçal de Oliveira Nicolas Anquetil Legacy Software Evaluation Model for Outsourced Maintainer. 48-57 2004 conf/csmr/2004 CSMR http://csdl.computer.org/comp/proceedings/csmr/2004/2107/00/21070048abs.htm db/conf/csmr/csmr2004.html#RamosOA04