1. The formation and expressive use of diminutives;Bratus',1969
2. Morphopragmatics: diminutives and intensifiers in Italian, German, and other languages;Dressler,1994
3. World lexicon of grammaticalization;Heine,2002
4. Universal tendencies in the semantics of the diminutive;Jurafsky;Language,1996
5. Emotive signs in language and semantic functioning of derived nouns in Russian;Volek,1987