List of citations in Numdam for : Classical wave operators and asymptotic quantum field operators on curved space-times
Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 37 (1982) no. 2, pp. 93-114.
Annales de l'I.H.P. Physique théorique, Volume 67 (1997) no. 2, pp. 181-222.