Gesammelte Schriften - Kasper, Walter, <card., 1933- >. (OLS)http://semarc/name/3462; Krämer, Klaus, <1964- >. (OLS)http://semarc/name/53554; Augustin, George, <1955- >. (OLS)http://semarc/name/53555; Kardinal Walter Kasper Institut. (OLS)http://semarc/name/117775 (Herder,, 2007)