@TechReport{ehrig_et_al:DagSemRep.218,
author = {Ehrig, Hartmut and Engels, Gergor and Orejas, Fernando and Wirsing, Martin},
title = {{Semi-Formal and Formal Specification Techniques for Software Systems (Dagstuhl Seminar 98281)}},
pages = {1--40},
ISSN = {1619-0203},
year = {1998},
type = {Dagstuhl Seminar Report},
number = {218},
institution = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
address = {Dagstuhl, Germany},
URL = {https://drops.dagstuhl.de/entities/document/10.4230/DagSemRep.218},
URN = {urn:nbn:de:0030-drops-151043},
doi = {10.4230/DagSemRep.218},
}