Introductory course of English for students of engineeringTiits, Ene; Toomsalu, Marju; Tšetõrkina, Ene; Truu, Sirje1991 https://www.ester.ee/record=b1198304*est Standardization of English achievement test series ATUEinväli, E.; Kokkota, Valmar; Toomsalu, Marju; Truu, Sirje; Tšetõrkina, Ene; Volgina, Olga; Võrk, Evi-MaiIII Regional Seminar "Theoretical Problems of Language Testing", Tallinn, February 16-17, 1988 : summaries1988 / p. 31-34 https://www.ester.ee/record=b1238663*est