TY  - JOUR
AU  - Bradfield, Julian C.
TI  - Fixpoints, games and the difference hierarchy
JO  - RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
PY  - 2003
SP  - 1
EP  - 15
VL  - 37
IS  - 1
PB  - EDP-Sciences
UR  - http://archive.numdam.org/articles/10.1051/ita:2003011/
DO  - 10.1051/ita:2003011
LA  - en
ID  - ITA_2003__37_1_1_0
ER  -