Search Results       Your search for [subject]Mathematics -- Abstracts -- Bulgaria -- Periodicals returned 1 record.           Abstracts of Bulgarian scientific literature. Sophia: The Centre, 1979. Subject: Mathematics -- Abstracts -- Bulgaria -- Periodicals; Mechanics -- Abstracts -- Bulgaria -- Periodicals; Physics -- Abstracts -- Bulgaria -- Periodicals; Astronomy -- Abstracts -- Bulgaria -- Periodicals.          Add to Book Cart Relevance: 33.33%