@book { ExplorationsinSecondLanguageVocabularyResearch,
    title = "Explorations in Second Language Vocabulary Research",
    author = "David {Hirsh}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/b14628",
    url = "https://www.peterlang.com/document/1055495"
}