Hidden in the depths, far from people : Funerary activities in the Lower Gallery of La Garma and the use of natural caves as burial places in early medieval Cantabria, northern Spain. - Arias Cabal, Pablo, 1961-; Ontañón Peredo, Roberto; Gutiérrez Cuenca, Enrique; Hierro Gárate, Jose Ángel; Etxeberría, Francisco; Herrasti, Lourdes; Uzquiano, Paloma (Oxbow Books, 2018)