Using IS/IT Valuation Methods in Practice. - Eleonora J. Kuiper; G. R. Gangadharan; Marijn Janssen (AMCIS, 2011)

IT Innovation Squeeze: Propositions and a Methodology for Deciding to Continue or Decommission Legacy Systems. - G. R. Gangadharan; Eleonora J. Kuiper; Marijn Janssen; Paul Oude Luttighuis (TDIT, 2013)