@book { ThePracticeofNonSuicidalSelfInjury,
    title = "The Practice of Non-Suicidal Self-Injury",
    author = "Andrea M {Mayrhofer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107827"
}