V. Bondarenko, E., V. Dekhnich, O., A. Sheifel, N., O. Chernova, O., & M. Profatilova, S. (2019). Complex Correlation of Two Language Systems: Modern Literary German of Germany and Austrian Variant of German. Opción, 35(89), 847-860. Recuperado a partir de https://www.produccioncientificaluz.org/index.php/opcion/article/view/27449