@book { CrisisasaPoliticalandEconomicConcept,
    title = "Crisis as a Political and Economic Concept",
    author = "Ekrem Yasar {Akcay} and Habip {Demirhan} and Selim {Demez}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16203",
    url = "https://www.peterlang.com/document/1111059"
}