@TechReport{KKNP08c, author={M. Kattenbelt and M. Kwiatkowska and G. Norman and D. Parker}, title={A Game-based Abstraction-Refinement Framework for {Markov} Decision Processes}, institution={Oxford University Computing Laboratory}, year={2008}, type={}, number={RR-08-06}, address={}, month={February}, note={}, key={} }