Nikolić's work is widely used in Balkan universities for its clarity and systematic approach. It is particularly valued for:
: The heart of the book contains excerpts from the most significant OCS manuscripts, including: Codex Marianus ( Marijino jevanđelje ). Codex Assemanius ( Asemanovo jevanđelje ). Ochrid Folios ( Ohridski odlomci ). Psalterium Sinaiticum ( Sinajski psaltir ). Svetozar Nikolic Staroslovenski Jezik Ii Pr Pdf
: It helps researchers understand the "Redactions" of OCS—such as the Serbian or Russian recensions—by showing how the original language evolved over centuries. Accessing the PDF and Physical Copies Nikolić's work is widely used in Balkan universities
: Specific guidance on reading and writing both Glagolitic and Cyrillic characters. Svetozar Nikolic Staroslovenski Jezik Ii Pr Pdf