@unpublished{LundeWirth1994, author = {R{\"u}diger Lunde and Claus-Peter Wirth}, title = {ASF+ eine ASF - {\"a}hnliche Spezifikationssprache}, institution = {Fachbereich Informatik}, series = {SEKI Report Working Papers}, number = {1994,5}, year = {1994}, url = {http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:hbz:386-kluedo-3986}, }