Pollock JI, Mullin RJ (May 1987). “Vitamin C biosynthesis in prosimians: evidence for the anthropoid affinity of Tarsius”. Am. J. Phys. Anthropol.73 (1): 65–70. doi:10.1002/ajpa.1330730106. PMID3113259.
nih.gov
pubmed.ncbi.nlm.nih.gov
Nishikimi M, Kawai T, Yagi K (October 1992). “Guinea pigs possess a highly mutated gene for L-gulono-gamma-lactone oxidase, the key enzyme for L-ascorbic acid biosynthesis missing in this species”. J. Biol. Chem.267 (30): 21967–72. PMID1400507.
Pollock JI, Mullin RJ (May 1987). “Vitamin C biosynthesis in prosimians: evidence for the anthropoid affinity of Tarsius”. Am. J. Phys. Anthropol.73 (1): 65–70. doi:10.1002/ajpa.1330730106. PMID3113259.