Extracellular enzymes produced by microorganisms isolated from maritime Antarctica - Loperena, Lyliam; Soria, Verónica; Varela, Hermosinda; Lupo, Sandra; Bergalli, Alejandro; Guigou, Mairan; Pellegrino, Andrés; Bernardo, Angela; Calviño, Ana; Rivas, Federico; Batista, Silvia (World Journal of Microbiology and Biotechnology, 2012)