Physical Review A
Reply to "Comment on `Perturbation expansion of closed-time-path Green's functions' "
Hong-Hua Xu
Abstract
Controversial points in this Comment concerning the general picture transformations which may give rise to a variety of interaction pictures are analyzed.Received 26 April 1995DOI:https://doi.org/10.1103/PhysRevA.52.3379©1995 American Physical Society