Biblio

Helland, Terje. 2007. Some Remarks Regarding the Place and Date of the Translation of the Slavonic Reading Menologia and Their Transmission to Russia. Palaeobulgarica 31 (1). (Palaeobulgarica). 27-39.

Helland, Terje. 2004. The Greek Archetypes of the Old and Middle Bulgarian Translations of the Life of Saint Anthony the Great. Palaeobulgarica / Старобългаристика 28. (Palaeobulgarica / Старобългаристика). 3–18.