APA (7th ed.) Citation

Reutter, U. (2011). Ursinus (Antipope). Religion Past and Present online. doi:10.1163/1877-5888_rpp_SIM_026241

Chicago Style (17th ed.) Citation

Reutter, Ursula. "Ursinus (Antipope)." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_026241.

MLA (8th ed.) Citation

Reutter, Ursula. "Ursinus (Antipope)." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_026241.