@book { LaexpedicindeMartinRikliyCarlSchrteren1908,
    title = "La expedición de Martin Rikli y Carl Schröter en 1908",
    author = "Xavier {Lee Lee}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03970-2",
    url = "https://www.peterlang.com/document/1048237"
}