00539nam a2200145Ia 4500082002000000100008200020245012600102260003400228300001400262440004300276500000500319653000600324700003200330700003100362  a518.55bC748.TI  aConference of "European Cooperation in Informatics", Munich, Oct. 20-22, 1981  aTrends in information processing systems; proceedings of the 3rd conf.bcEd. by A. J. W. Duijvestijn and P. C. Lockemann  aBerlinbSpringer-Verlagc1981  axi, 348p.  aLecture notes in Computer Sciencev123  a  a   aDuijvestijn, A. J. W. ; ed.  aLockemann, P. C. ; jt. ed.