@book { TheGroundedTypeofSociologicalTheory,
    title = "The Grounded Type of Sociological Theory",
    author = "Igor {Hanzel}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06797-2",
    url = "https://www.peterlang.com/document/1050143"
}