@book { Lamodalidaddinmicaenlahistoriadelespaol,
    title = "La modalidad dinámica en la historia del español",
    author = "Andrzej {Zieliński} and Rosa Maria {Espinosa Elorza}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b13435",
    url = "https://www.peterlang.com/document/1056623"
}