Shan ea, 1992
Shan B. , Zhu X. , Chen P.-L. , Duefee T. , Yang Y. , Sharp D. , Lee W.-H. Molecular cloning of cellular genes encoding retinoblastoma- associated proteins: identification of a gene with properties of the transcription factor E2F. // Mol. Cell. Biol. 1992. 12, 5620-5631. Mol. Cell. Biol. 1992