Novitskaya I.V. «Indo-European prototypes of the Old Germanic suffixes with sonorants (on the data of abstract nouns)» // 2012. №4 (20) C.41-48
Gorbunova Viktoriya A. «Adjective derivation through affixation in the Ulch language in comparison with Nanai and Orok languages» // Siberian Journal of Philology 2021. №2 C.222-234
