R. Schwitter, “Der tröstende Freund - Epistolares Rollenbild und kommunikative Verhaltensweise in Ciceros Epistulae ad familiares - The Consoling Friend: Epistolary Role Model and Communicative Behaviour in Cicero’s Epistulae ad Familiares”, COL, vol. 1, no. 2, pp. 369–394, Nov. 2017.