Björn Wiemer. On synonyms and suppletion another way, that is from the perspective of stems
Trudy IRY RAS. 2020. № 3 (25), Pages. 144 - 167

S. A. Krylov. EXPERIENCE OF COMPARISON OF APPROACHES TO THE DISTIGUISHING OF GRAMMATICAL CLASSES OF WORDS AND GRAMMATICAL CATEGORIES OF THE RUSSIAN LANGUAGE
Trudy IRY RAS. 2019. № 4 (22), Pages. 146 - 186

Ronald F. Feldstein. On Russian concessive-adversative constructions with pronominal reduplication of the type «уж чем-чем, а этим его не удивишь»
Trudy IRY RAS. 2016. № 4 (10), Pages. 329 - 343