Laguerre functions extended to any real derivative orders. - Ludovic Le Lay; Alain Oustaloup; Jocelyn Sabatier; Olivier Cois (ECC, 1999)

Complex-fractional systems: Modal decomposition and stability condition. - Olivier Cois; François Levron; Alain Oustaloup (ECC, 2001)

Fractional state variable filter for system identification by fractional model. - Olivier Cois; Alain Oustaloup; Thierry Poinot; Jean Luc Battaglia (ECC, 2001)

Restricted-Complexity Controller with Crone Control-System Design and Closed-Loop Tuning. - Patrick Lanusse; Thierry Poinot; Olivier Cois; Alain Oustaloup; Jean-Claude Trigeassou (Eur. J. Control, 2004)