See Ignacz Badeni, Necrology of Hugo Kollontaj (Pol.) (Cracow, 1819); Henryk Schmitt, Review of the Life and Works of Kollontaj (Pol.) (Lemberg, 1860); Wojciek Grochowski, "Life of Kollontaj" (Pol.) in Tygod Illus.
Kilian's comrades, Coloman and Totman, were, according to the Wiirzburg necrology, respectively priest and deacon.
The oldest texts which refer to him are an 8th century necrology at Wiirzburg and the notice by Hrabanus Maurus in his martyrology.