@book { SustainableandSolidaryEducation,
    title = "Sustainable and Solidary Education",
    author = "Monica {Tilea} and Oana-Adriana {Duţă} and Alina Stela {Reşceanu}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b11129",
    url = "https://www.peterlang.com/document/1109989"
}