Use Case Estimation - The Devil is in the Detail. - Kevin Vinsen; Diane Jamieson; Guy Callender (RE, 2004)

Agile Procurement: New Acquisition Approach to Agile Software Development. - Diane Jamieson; Kevin Vinsen; Guy Callender (EUROMICRO-SEAA, 2005)

Agile Procurement and Dynamic Value for Money to Facilitate Agile Software Projects. - Diane Jamieson; Kevin Vinsen; Guy Callender (EUROMICRO-SEAA, 2006)