Colombo, F.; Riba, O.; Reguant, S.; Virgili, C.; Rivero, L. Anthropostratigraphy: New lithological units of the Quaternary controlled by human activity. JIGE 2013, 39 ,2, 253-260. https://doi.org/10.5209/rev_JIGE.2013.v39.n2.42500.