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2. Evidentiality;Aikhenvald,2004
3. The grammar of knowledge: a cross-linguistic view of evidentials and the expression of information source;Aikhenvald,2014
4. The Acquisition of Aspect and Modality: The Case of Past Reference in Turkish;Aksu-Koç,1988
5. Some aspects of the acquisition of evidential in Turkish;Aksu-Koç,2000