Hryniewicz, Wacław
(Wydawnictwo Towarzystwa Naukowego Katolickiego Uniwersytetu Lubelskiego, 1989)
Hilarion was in 1051-54 the firs t Russian metropolitan of Kiev. He is the author of some w ritings known as the Sermon on Law and Grace (Slovo o zakone i blagodati). These w ritings seem to be originally separate works: ...