Review: Appositive Relative Clauses in English: Discourse Functions and Competing Structures - Yang, Xinzhang (Discourse Studies, 2012)
https://katalog.adlr.link/Record/ai-55-aHR0cHM6Ly93d3cuanN0b3Iub3JnL3N0YWJsZS80MzQ5NjMzNw