@book { LonelinessandSolitudeinEducation,
    title = "Loneliness and Solitude in Education",
    subtitle = "How to Value Individuality and Create an Enstatic School",
    author = "Julian {Stern}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/978-3-0353-0608-8",
    url = "https://www.peterlang.com/document/1053317"
}