Opuscola 2. : [parte 2., 1] - Nicolaus : Cusanus, <1401-1464>. (OLS)http://semarc/name/1173; Bormann, Claus : von. (OLS)http://semarc/name/24048; Riemann, Adelaida Dorothea. (OLS)http://semarc/name/24047 (Nicolai de Cusa Opera omnia)