Hartmut Wedekind, Theo Härder. Datenbanksysteme I, 3. Auflage. Volume 16 of Reihe Informatik, Bibliographisches Institut, 1991.
@book{WedekindH1991, title = {Datenbanksysteme I, 3. Auflage}, author = {Hartmut Wedekind and Theo Härder}, year = {1991}, researchr = {https://researchr.org/publication/WedekindH1991}, cites = {0}, citedby = {0}, volume = {16}, series = {Reihe Informatik}, publisher = {Bibliographisches Institut}, isbn = {3-411-15043-2}, }