Columbia subject headings:
Icon painting--Technique.
Rossiĭskai͡a nat͡sionalʹnai͡a biblioteka. Manuscript. Fond raznoi͡az. O.I.58.
Harvard subject headings:
Icon painting--Technique
Rossiĭskai︠a︡ nat︠s︡ionalʹnai︠a︡ biblioteka. Manuscript. Fond raznoi︠a︡z. O.I.58.
Princeton subject headings:
Icon painting--Technique.