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SHERR, C. J.; ROBERTS, J. M. CDK inhibitors: positive and negative regulators of G1-phase progression. Genes Dev.. 1999, roč. 13, čís. 12, s. 1501–12. Dostupné online. ISSN0890-9369.
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worldcat.org
BLAIN, S. W. Switching cyclin D-Cdk4 kinase activity on and off. Cell Cycle.. 2008, roč. 7, čís. 7, s. 892–8. Dostupné online. ISSN1551-4005.
SHERR, C. J.; ROBERTS, J. M. CDK inhibitors: positive and negative regulators of G1-phase progression. Genes Dev.. 1999, roč. 13, čís. 12, s. 1501–12. Dostupné online. ISSN0890-9369.