@book { LearningAdjustmentandStressDisorders,
    title = "Learning, Adjustment and Stress Disorders",
    author = "Evelin {Witruk} and David {Riha} and Alexandra {Teichert} and Norman {Haase}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1136038"
}