Nikolaj Ivanovich Ashmarin: Thesaurus linguae tschuvaschorum. Vol. I. A. - (Indiana University publications. Uralic and Altaic series, 70/1). The Hague, 335 pp. - Vol. II. A. - (Uralic and Altaic series, 70/2). The Hague, 230 pp. + 10 pp. Abb. + IV pp
