@book { TaskEquivalenceinSpeakingTests,
    title = "Task Equivalence in Speaking Tests",
    author = "Chihiro {Inoue}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0351-0564-3",
    url = "https://www.peterlang.com/document/1053028"
}