@book { KnowledgeRegionAlpsAdriaticChallenges,
    title = "Knowledge Region: Alps-Adriatic Challenges",
    subtitle = "Volume I – General Perspective",
    author = "Josef {Langer} and Jurica {Pavicic} and Niksa {Alfirevic}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106726"
}