@book { IllocutionaryShellNounsinEnglish,
    title = "Illocutionary Shell Nouns in English",
    author = "Carla {Vergaro}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/b13318",
    url = "https://www.peterlang.com/document/1055878"
}