Stein, G. H., Drullinger, L. F., Soulard, A., & Dulić, V. (1999). Differential Roles for Cyclin-Dependent Kinase Inhibitors p21 and p16 in the Mechanisms of Senescence and Differentiation in Human Fibroblasts. American Society for Microbiology.

Stein, Gretchen H., Linda F. Drullinger, Alexandre Soulard, und Vjekoslav Dulić. Differential Roles for Cyclin-Dependent Kinase Inhibitors P21 and P16 in the Mechanisms of Senescence and Differentiation in Human Fibroblasts. American Society for Microbiology, 1999.

Stein, Gretchen H., Linda F. Drullinger, Alexandre Soulard, und Vjekoslav Dulić. Differential Roles for Cyclin-Dependent Kinase Inhibitors P21 and P16 in the Mechanisms of Senescence and Differentiation in Human Fibroblasts. American Society for Microbiology, 1999.