Ansarifar, A., Shahriari, H., & Pishghadam, R. (2018). Phrasal complexity in academic writing: A comparison of abstracts written by graduate students and expert writers in applied linguistics. Journal of English for Academic Purposes, 31, 58-71.
Basturkmen, H. (2009). Commenting on results in published research articles and masters dissertations in language teaching. Journal of English for Academic Purposes 8, 241–251.
Biber, D. (1988). Variation across speech and writing. Cambridge: Cambridge University Press.
Biber, D., Egbert, J., Gray, B., Oppliger, R., & Szmrecsanyi, B. (2016). Variation versus text-linguistic approaches to grammatical change in English: Nominal modifiers of head nouns. In M. Kyto & P. Pahta (Eds.), Handbook of English Historical Linguistics (pp. 351-375). Cambridge: Cambridge University Press.
Biber, D., & Gray, B. (2010). Challenging stereotypes about academic writing: Complexity,
elaboration, explicitness. Journal of English for Academic Purposes, 9 (1), 2-20.
Biber, D., & Gray, B. (2011). Grammar emerging in the noun phrase: The influence of written language use. English Language and Linguistics, 15, 223-250.
Biber, D., & Gray, B. (2016). Grammatical complexity in academic English: Linguistic change in writing. Cambridge: Cambridge University Press.
Biber, D., Gray, B., & Poonpon, K. (2011). Should we use characteristics of conversation to measure grammatical complexity in L2 writing development? TESOL Quarterly, 45(1), 5-35.
Biber, D., Grieve, J., & Iberri-Shea, G. (2009). Noun phrase modification. In One language, two grammars?: Differences between British and American English (pp. 182-193). Cambridge University Press.
Biber, D., Johansson, S., Leech, G., Conrad, S., & Finegan, E. (1999). Longman grammar of spoken and written English. London: Longman.
Chafe, W. (1994). Discourse, consciousness, and time. Chicago: University of Chicago Press.
Cortes, V. (2013). The purpose of this study is to: Connecting lexical bundles and moves in research article introductions. Journal of English for Academic Purposes, 12, 33-43.
Cullen, P., French, A., & Jakeman, V. (2014). The official Cambridge guide to IELTS: For academic and general training: student's book with answers. Cambridge: Cambridge University Press.
Gray, B. (2015). Linguistic variation in research articles: When discipline tells only part of the story. Amsterdam: John Benjamins Publishing Company.
Hanauer, D., & Englander, K. (2013). Scientific writing in a second language. Anderson, South Carolina: Parlor Press.
Hinkel, E. (2004). Teaching academic ESL writing. Mahwah, NJ: Lawrence Erlbaum Associates Inc.
Hinrichs, L., & Szmrecsanyi, B. (2007). Recent changes in the function and frequency of standard English genitive constructions: A multivariate analysis of tagged corpora. English Language and Linguistics, 11(3), 437- 474.
Holmes, R. (1997). Genre analysis and the social sciences: An investigation of the structure of RAs discussion sections in three disciplines. English for Specific Purposes, 16(4), 321-337.
Huang, H-T. D., Hung, S-T. A., & Plakans, L. (2018). Topical knowledge in L2 speaking assessment: Comparing independent and integrated speaking test tasks. Language Testing, 35(1), 27-49.
Hyland, K. (2009a). Academic discourse: English in a global context. London: Bloomsbury.
Jalilifar, A., Saleh, E., & Don, A. (2017). Exploring nominalization in the introduction and method sections of applied linguistics research articles: A qualitative approach. Romanian Journal of English Studies, 14(1), 64-80.
Kwan, B. (2010). An investigation of instruction in research publishing offered in doctoral programs: The Hong Kong case. Higher Education, 59 (1), 55-68.
Lan, G., & Sun, Y. (2019). A corpus-based investigation of noun phrase complexity in the L2 writings of a first-year composition course. Journal of English forAcademic Purposes, 38, 14-24.
Lan, G., Lucas, K., & Sun, Y. (2019). Does L2 writing proficiency influence noun phrase complexity? A case analysis of argumentative essays written by Chinese students in afirst-year composition course. System, 85, 102-116.
Lim, J. M. H. (2010). Commenting on research results in applied linguistics and education: A comparative genre-based investigation. Journal of English for Academic Purposes, 9(4), 280-294.
Lim, J. M. H. (2011b). Paving the way for research findings: Writers’ rhetorical choices in education and applied linguistics. Discourse Studies, 13(6), 725-749.
Lougheed, L. (2016). Writing for the IELTS. Barron’s Educational Series, Inc. New York.
Moore, T., & Morton, J. (1999). Authenticity in the IELTS academic module writing test: A comparative study of task 2 items and university assignments. In R. Tulloh (Ed.), International English language testing system (IELTS) research reports, (Vol. 2, pp. 197-248). Canberra: IELTS Australia.
Nordrum, L., & Eriksson., A. (2015). Using a small, specialized corpus for formative self-assessment practices. In M. Callies & S. Götz (Eds.). Learner corpora in language testing and assessment. Studies in corpus linguistics, (Vol. 70, pp. 59-84). Amsterdam: John Benjamins Publishing Company.
Parkinson, J. (2011). The Discussion section as argument: The language used to prove knowledge claims. English for Specific Purposes, 30, 164-175.
Parkinson, J., & Musgrave, J. (2014). Development of noun phrase complexity in the writing of English for academic purposes students. Journal of English for Academic Purposes, 14, 48-59.
Pastor-Gómez, I. (2010). Nominal modifiers in noun phrase structure: Evidence from contemporary English. Santiago: University of Santiago.
Pilgreen, J. L. (2010). English learners and the secret language of school: Unlocking the mysteries of content-area texts. Portsmouth, NH: Heinemann.
Ruiying, Y., & Allison, D. (2003). Research articles in applied linguistics: Moving from results
to conclusions. English for Specific Purposes, 22(4), 365-385.
Ruiying, Y., & Allison, D. (2004). Research articles in applied linguistics: Structures from a functional perspective. English for Specific Purposes, 23(3), 264-279.
Sancho Guinda, C. (2012a). Proximal Positioning in Students’ Graph Commentaries. In K. Hyland & C. Sancho Guinda (Eds.). Stance and voice in written academic genres (pp.166-183). Basingstoke, UK: Palgrave Macmillan.
Staples, S., Egbert, J., Gray, B., & Biber, D. (2016). Academic writing development at the university level: Phrasal and clausal complexity across level of study, discipline, and genre. Written Communication, 33(2), 149-183.
Staples, S., & Reppen, R. (2016). Understanding first-year L2 writing: A lexicogrammatical analysis across L1s, genres, and language ratings. Journal of Second Language Writing, 32, 17-35.
Swales, J. (2004). Research genre: Explorations and applications. Cambridge: Cambridge University Press.
Swales, J. M., & Feak, C. B. (2012). Academic writing for graduate students. Ann Arbor: University of Michigan Press.
Taguchi, N., Crawford, W., & Wetzel, D. Z. (2013). What linguistic features are indicative of writing quality? A case of argumentative essays in a college composition program. TESOL Quarterly, 47, 420-430.
Tashakkori, A., & Teddlie, C. (2003). Handbook of mixed methods in social and behavioral research. Thousand Oaks, Calif: Sage Publications.
Williams., A. (2011). Writing for IELTS. London. Harper Collins Publishers Limited.
Yang, W. (2013). Response to Biber, Gray, & Poonpon (2011). TESOL Quarterly, 47, 187–191.