Kazakovskaya, V.V. 2020. Epistemic modality in the speech of Russian young children and adolescents [Episteemiline modaalsus vene keelt omandavate väikelastejanoortekõnes]. Philologia Estonica Tallinnensis. 5 (Nov. 2020), 134–166. DOI:https://doi.org/10.22601/PET.2020.05.05.