parentheticals
Galina I. Kustova. About communicative types of parenthetical constructions with mental verbs
Trudy IRY RAS. 2020. № 3 (25), Pages. 62 - 75
Natalia Serdobolskaya. MAIN CLAUSE PHENOMENA IN COMPLEMENT CLAUSES HEADED BY THE VERB DUMAT’ ‘THINK’
Trudy IRY RAS. 2016. № 4 (10), Pages. 275 - 295