Morten Elvang-Gøransson. Classification of Refinements in VDM. In Cliff B. Jones, Roger C. Shaw, B. Tim Denvir, editors, 5th Refinement Workshop, Proceedings of the 5th Refinement Workshop, organised by BCS-FACS, London, 8-10 January 1992. Workshops in Computing, pages 172-180, Springer London, 1992. [doi]
Abstract is missing.