@book { KoordinationiminternationalenUmweltmanagement,
    title = "Koordination im internationalen Umweltmanagement",
    author = "Frank {Wolter}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b13618",
    url = "https://www.peterlang.com/document/1068219"
}