Sterols in red macroalgae from Antarctica: extraction and quantification by gas chromatography–mass spectrometry - Santi, Ivandra Ignês de; Pacheco, Bruna Silveira; Venzke, Dalila; Freitag, Rogério Antonio; Almeida, Leandro Silva de; Colepicolo, Pio; Fujii, Mutue Toyota; Dias, Daiane; Pereira, Claudio M. P (Polar Biology, 2021)