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nih.gov
pubmed.ncbi.nlm.nih.gov
Vallverdú-Queralt, Anna; Verbaere, Arnaud; Meudec, Emmanuelle; Cheynier, Véronique; Sommerer, Nicolas (2015). "Straightforward Method To Quantify GSH, GSSG, GRP, and Hydroxycinnamic Acids in Wines by UPLC-MRM-MS". J. Agric. Food Chem. 63 (1): 142–149. doi:10.1021/jf504383g. PMID25457918.