@book { SocialCompetencesinVocationalandContinuingEducation,
    title = "Social Competences in Vocational and Continuing Education",
    author = "Antony {Lindgren} and Anja {Heikkinen}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1096916"
}