@incollection{unknown.2017,
        author = {unknown},
        year = {2017},
        title = {Richtlinie zur Durchführung von Exkursionen},
        publisher = {Universität Vechta},
        series = {Amtliches Mitteilungsblatt},
        pages = {Seite 1-5},
        doi = {10.23660/voado-48},
        language = {de},
        keywords = {Exkursion; Durchführung},
        type = {PeriodicalPart},
        note = {https://creativecommons.org/publicdomain/mark/1.0/}
        }