W. Slany:
"Endgame Problems of Sim-like graph Ramsey avoidance games are PSPACE-complete";
Theoretical Computer Science, Vol. 289 (2002), 1; 829 - 843.
http://www.sciencedirect.com/science?_ob=GatewayURL&_method=citationSearch&_uoikey=B6V1G-46WV55V-Y&_origin=EMFR&_version=1&md5=17cf740a5dbf4dce81d5cb5f378c45b4