@book { ClassroomStruggle,
    title = "Classroom Struggle",
    subtitle = "Organizing Elementary School Teaching in the 19th Century",
    author = "Marcelo {Caruso}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Deutschland",
    doi = "10.3726/978-3-653-03228-4",
    url = "https://www.peterlang.com/document/1046546"
}