Marek Grzes Daniel Kudenko Robustness Analysis of SARSA(lambda): Different Models of Reward and Initialisation. 144-156 2008 AIMSA http://dx.doi.org/10.1007/978-3-540-85776-1_13 conf/aimsa/2008 db/conf/aimsa/aimsa2008.html#GrzesK08