Ritchie, K., A. Folkvord, e A. K. Hufthammer. “Oxygen Isotope Ratios in Cod Otoliths Used to Reveal Seasonality of Fishing at Late Mesolithic Sites in Denmark”. Archaeofauna, nº 22, outubro de 2013, p. 95-104, doi:10.15366/archaeofauna2013.22.007.