1. Arkin, Klin. oczna (poln.)1927, 191; ref. Klin. Mbl. Augenheilk.80, 709 (1928).
2. Bárány, ref. beiWirths, s. unten
3. Bárány, Versammlung de Naturforscher in Nauheim 1920. Arch. Augenheilk.88, 139 (1921).
4. Bartels, Graefes Arch.67, 32 (1910).
5. Bartels, Graefes Arch.77, 129 (1911).