@TechReport{broy_et_al:DagSemRep.98,
author = {Broy, Manfred and Lamport, Leslie},
title = {{Specification Problem (Dagstuhl Seminar 9439)}},
pages = {1--18},
ISSN = {1619-0203},
year = {1994},
type = {Dagstuhl Seminar Report},
number = {98},
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.98},
URN = {urn:nbn:de:0030-drops-149861},
doi = {10.4230/DagSemRep.98},
}