2019, Part of book or chapter of book (Frey, J.; Dulk, M. den; Watt, J. van der (ed.), 2 Peter and the Apocalypse of Peter: Towards a New Perspective, pp. 1-6)
2014, Part of book or chapter of book (Rothschild, C.K.; Blanton IV, T.R.; Calhoun, R.M. (ed.), The History of Religions School Today. Essays in Honor of Hans Dieter Betz., pp. 211-240)