2022. The most stable it'severbeen: the preterit/present perfect alternation in spoken Ontario English. English Language and Linguistics 26:4 ► pp. 779 ff.
Collins, Peter & Xinyue Yao
2014. Grammatical Change in the Verb Phrase in Australian English: A Corpus-based Study. Australian Journal of Linguistics 34:4 ► pp. 506 ff.
Yao, Xinyue
2014. Developments in the Use of the English Present Perfect. Journal of English Linguistics 42:4 ► pp. 307 ff.
This list is based on CrossRef data as of 20 july 2024. Please note that it may not be complete. Sources presented here have been supplied by the respective publishers.
Any errors therein should be reported to them.