List of citations in Numdam for : The difference and truth-table hierarchies for NP

RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Volume 21 (1987) no. 4, pp. 419-435

RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Volume 40 (2006) no. 1, pp. 75-91

RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Volume 30 (1996) no. 2, pp. 101-121