Pygoscelis antarcticus feathers as bioindicator of trace element risk in marine environments from Barton Peninsula, 25 de Mayo (King George) Island, Antarctica - Catán, Soledad Perez; Bubach, Debora; Di Fonzo, Carla; Dopchiz, Laura; Arribére, Maria; Ansaldo, Martin (Environmental Science and Pollution Research, 2017)