@book { LSPinColombia,
    title = "LSP in Colombia",
    author = "Gabriel {Quiroz Herrera} and Pedro {Patino Garcia}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0351-0590-2",
    url = "https://www.peterlang.com/document/1053048"
}