YIN, Ping; FAN, Xitao. Estimating R2 Shrinkage in Multiple Regression: A Comparison of Different Analytical Methods. S. 203–224. The Journal of Experimental Education [online]. 2001-01. Roč. 69, čís. 2, s. 203–224. doi:10.1080/00220970109600656.
ijtra.com
SALH, Samira Muhamad. ESTIMATING R 2 SHRINKAGE IN REGRESSION. S. 1–6. International Journal of Technical Research and Applications [online]. 2015. Roč. 3, čís. 2, s. 1–6. Dostupné online.
