@book { MethodsinWritingProcessResearch,
    title = "Methods in Writing Process Research",
    author = "Dagmar {Knorr} and Carmen {Heine} and Jan {Engberg}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02367-1",
    url = "https://www.peterlang.com/document/1047833"
}