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Murakami, A., & Ellis, N. C. (2022). Effects of Availability, Contingency, and Formulaicity on the Accuracy of English Grammatical Morphemes in Second Language Writing. Language Learning. doi: https://doi.org/10.1111/lang.12500
Ellis, N. C. (2013). Frequency-based grammar and the acquisition of tense-aspect in L2 learning. In Rafael Salaberry & Llorenç Comajoan (Eds.) Research Design and Methodology in Studies on Second Language Tense and Aspect (pp. 89-118). Berlin: Mouton de Gruyter. download