CANELLAKIS ES, TARVER H: The metabolism of methyl mercaptan in the intact animal. In: Arch. Biochem. Biophys. 42. Jahrgang, Nr.2, Februar 1953, S.446–55, PMID 13031644.
Tschöpe W, Ritz E: Sulfur-containing amino acids are a major determinant of urinary calcium. In: Miner Electrolyte Metab. 11. Jahrgang, Nr.3, 1985, S.137–9, PMID 4010645.
MAZEL P, HENDERSON JF, AXELROD J: S-DEMETHYLATION BY MICROSOMAL ENZYMES. In: J. Pharmacol. Exp. Ther. 143. Jahrgang, Januar 1964, S.1–6, PMID 14112303.