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"Two Approaches towards the Formalisation of VDM."
Christine Lafontaine, Yves Ledru, Pierre-Yves Schobbens (1990)
- Christine Lafontaine, Yves Ledru, Pierre-Yves Schobbens
:
Two Approaches towards the Formalisation of VDM. VDM Europe 1990: 370-398
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