Walter C, Frieden E (1963). "The prevalence and significance of the product inhibition of enzymes". Adv. Enzymol. Relat. Areas Mol. Biol. Advances in Enzymology - and Related Areas of Molecular Biology. 25: 167–274. doi:10.1002/9780470122709.ch4. ISBN978-0-470-12270-9. PMID14149677.
Walter C, Frieden E (1963). "The prevalence and significance of the product inhibition of enzymes". Adv. Enzymol. Relat. Areas Mol. Biol. Advances in Enzymology - and Related Areas of Molecular Biology. 25: 167–274. doi:10.1002/9780470122709.ch4. ISBN978-0-470-12270-9. PMID14149677.