Acta Baltico-Slavica. - Białostockie Towarzystwo Naukowe; Instytut Slawistyki (Polska Akademia Nauk); Towarzystwo Naukowe Warszawskie; Zakład Słowianoznawstwa PAN. (Białystok : Białystockie Towarzystwo Naukowe, 1964)
In Polish and other languages; articles in a Slavic language have also summaries in English.
Keywords: Baltic States -- Relations -- Belarus -- Periodicals; Baltic States -- Relations -- Poland -- Periodicals; Baltic States -- Relations -- Soviet Union -- Periodicals; Belarus -- Relations -- Baltic States -- Periodicals; Poland -- Relations -- Baltic States -- Periodicals; Soviet Union -- Relations -- Baltic States -- Periodicals