Columbia subject headings:
Christian art and symbolism--Bulgaria--Medieval, 500-1500.
Mural painting and decoration, Bulgarian--Pictorial works.
Mural painting and decoration, Bulgarian.
Mural painting and decoration, Medieval--Bulgaria--Pictorial works.
Harvard subject headings:
Christian art and symbolism--Bulgaria--Medieval, 500-1500--Pictorial works.
Christian art and symbolism--Bulgaria--Medieval, 500-1500.
Mural painting and decoration, Bulgarian--Pictorial works.
Mural painting and decoration, Bulgarian.
Mural painting and decoration, Medieval--Bulgaria--Pictorial works.
Mural painting and decoration, Medieval--Bulgaria.
Princeton subject headings:
Christian art and symbolism--Bulgaria--Medieval, 500-1500.
Mural painting and decoration, Bulgarian.
Mural painting and decoration, Medieval--Bulgaria--Pictorial works.