New papers were added to the CvGmt Preprint Server - http://cvgmt.sns.it/ Title: Existence and uniqueness results for the continuity equation and applications to the chromatography system Author: Ambrosio, Luigi Author: Crippa, Gianluca Author: Figalli, Alessio Author: Spinolo, Laura Valentina http://cvgmt.sns.it/papers/ambcrifig10/