@ARTICLE{Kubalik2019SymbolicRegressionMethods, author="Kubal\'ik, Ji\v{r}\'i and \v{Z}egklitz, Jan and Derner, Erik and Babu\v{s}ka, Robert", title={Symbolic Regression Methods for Reinforcement Learning}, journal = {arXiv e-prints}, year = {2019}, eid = {arXiv:1903.09688}, pages = {arXiv:1903.09688}, }