Validation in the software process. - Roy MacLean; Colin Potts; Brian H. Cherrie; A. J. Barlett (ISPW, 1984)

Discrete Event Simulation as a Means of Validating JSD Design Specifications. - Colin Potts; Andy Bartlett; Brian H. Cherrie; Roy MacLean (ICSE, 1985)

The role of validation in software development. - Brian H. Cherrie; Colin Potts; Roy MacLean; A. J. Barlett (ISPW, 1985)