VDM '87 : VDM, a formal method at work : VDM-Europe symposium 1987, Brussels, Belgium, March 23-26, 1987 : proceedings / edited by D. Bjørner ... [et al.]. (Lecture notes in computer science)
VDM '87 : VDM, a formal method at work : VDM-Europe symposium 1987, Brussels, Belgium, March 23-26, 1987 : proceedings / edited by D. Bjørner ... [et al.].