Arsenic, copper and Zinc in marine sediment from the proximity of the Brazilian antarctic base, admiralty bay, king George Island, Antartica - Ribeiro, Andre Portella; Figueira, Rubens César Lopes; Martins, César de Castro; Silva, Charles Roberto Almeida; França, Elvis Joacir de; Bícego, Márcia Caruso; Montone, Rosalinda Carmela; Mahiques, Michel Michaelovitch de (Annual Activity Report - INCT/APA, 2010)