Title: Obʺi︠a︡snitelʹnyĭ slovarʹ neproveri︠a︡emykh orfogramm russkogo i︠a︡zyka
Subjects: Russian language, Dictionaries, Orthography and spelling, Study and teaching, Dictionaries and other reference general works, General works, Language and literature, Language. Linguistic theory. Comparative grammar, Philology. Linguistics