@techreport{,
TITLE = {Progress Report : 1991 -- 1994},
EDITOR = {{MPI for Informatics, Max Planck Society}},
LANGUAGE = {eng},
INSTITUTION = {Max-Planck-Institut f{\"u}r Informatik},
ADDRESS = {Saarbr{\"u}cken},
YEAR = {1994},
DATE = {1994},
TYPE = {Progress Report / Max-Planck-Institut für Informatik},
}