@book { Homogeneidaddentrodelaheterogeneidad,
    title = "Homogeneidad dentro de la heterogeneidad",
    author = "Rigoberto {Guevara}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1106146"
}