This approach is based on the fundamental principle of bootstrapping (Ref. 3Ref. 3):
Efron, B. Bootstrap Methods: Another look at the jacknife, Ann. Statist. 7: 1-26, 1979.
Fox, J. and Weisberg, S. Bootstrapping regression models in R. An Appendix to An R Companion to Applied Regression, Second Edition (Sage, 2011). Revision as of 10 October 2017Fox, J. and Weisberg, S. Bootstrapping regression models in R. An Appendix to An R Companion to Applied Regression, Third Edition (Sage, 2019). Revision as of 21 September 2018.
DiCiccio, T. J. and Efron, B. Bootstrap confidence intervals. Stat. Sci. 11: 189-228, 1996.