@book { SolidarityTheUnfulfilledProjectofPolishDemocracy,
    title = "Solidarity: The Unfulfilled Project of Polish Democracy",
    author = "Ireneusz {Krzemiński}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16065",
    url = "https://www.peterlang.com/document/1068704"
}