RT Dictionary entry/article
T1 Sergius I (Sergey Stragorodsky)
JF Religion Past and Present online
A1 Schulz, Günther
LA English
PB Brill
YR 2011
UL https://www.ixtheo.de/Record/1838343202
DO 10.1163/1877-5888_rpp_SIM_025466