Alistair G. Sutcliffe Stephen Fickas McKay Moore Sohlberg 19-30 2005 conf/re/2005 RE https://doi.org/10.1109/RE.2005.51 https://doi.ieeecomputersociety.org/10.1109/RE.2005.51 db/conf/re/re2005.html#SutcliffeFS05