@book { ResearchingMobileLearning,
    title = "Researching Mobile Learning",
    author = "Giasemi {Vavoula} and Norbert {Pachler} and Agnes {Kukulska-Hulme}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/978-3-0353-0205-9",
    url = "https://www.peterlang.com/document/1043823"
}