TEMPORAL TRENDS OF PERSISTENT ORGANIC POLLUTANTS (POPs) IN LAKE SEDIMENTS IN THE NORTH- PATAGONIAN AREA IN SOUTHERN CHILE Publication Attachment: 07-799.pdf Authors: Mendoza, R, Araneda, A, Urrutia, R, Treutler, HC, Quiroz, R, Grimalt, JO, Barra, R Year: 2007