Esperanto — the international auxiliaiy language: the problem of theory and practice (on the centenary of its birth) Magomet I. Isaev 1987. №4, 83-94 M.I. Isajev (Moscow) Keywords constructed languages Esperanto Username Password Create new accountReset your password Bimonthly (6 issues per year) 160 pp. per issue Founded 1952 ISSN 0373-658X RSCI: IF 2023: 0.868 Scopus: CiteScore 2023: 0.8 SJR 2023: 0.322