• Труды экономического факультетаKissina, Galina; Kallas, Kaido; Kitvel, Evi; Kurss, Jüri; Link, Sirje; Lõokene, Inga; Rebane, T.; Sarap, Maire; Teearu, Asta; Tomson, Maie; Toome, Roland; Vahtre, E.1985 https://www.ester.ee/record=b1305008*est