TY - JOUR T1 - Exploratory evaluation of iron and its speciation in surface waters of Admiralty Bay, King George Island, Antarctica JO - Anais da Academia Brasileira de Ciências A1 - SIERPINSKI, SHEISA F.D. A1 - BAQUER, LUIS MIGUEL LAGLERA A1 - MARTINS, CÉSAR C. A1 - GRASSI, MARCO TADEU SN - 0001-3765 UL - 10.1590/0001-3765202320211520 VL - 95 Y1 - 2023 PB - Brasil ER -