Maslov, Ju. S. books & textbook
Morfologija glagol'nogo vida v sovremennom bolgarskom literaturnom jazyke = Morphology of Verbal Aspect in the Modern Bulgarian Literary Language.
Moscow: Izd-vo Akademii nauk SSSR, 1963 /1963T Paperback
Voprosy obshchego jazykoznanija = General Linguistics.
Leningrad: Leningradskij Univ., 1965 /1965T Paperback
