Kleczkowski, L.A. and Randall, D.D. (1988). „Purification and characterization of a novel NADPH(NADH)-dependent hydroxypyruvate reductase from spinach leaves. Comparison of immunological properties of leaf hydroxypyruvate reductases”. Biochem. J.250: 145-152. PMID3281657.
Kohn, L.D. and Jakoby, W.B. (1968). „Tartaric acid metabolism. VII. Crystalline hydroxypyruvate reductase (D-glycerate dehydrogenase)”. J. Biol. Chem.243: 2494-2499. PMID4385077.