@book { ConjunctionsandOtherPartsofSpeech,
    title = "Conjunctions and Other Parts of Speech",
    author = "Alan Reed {Libert}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b11602",
    url = "https://www.peterlang.com/document/1049069"
}