1. Test review: Test of English as a Foreign Language™: Internet-based Test (TOEFL iBT®)
2. Coniam, D. & Lampropoulou, L. (2020). A review of LanguageCert IESOL listening and reading test reliabilities 2018-2020. PeopleCert Qualifications Ltd. https://www.languagecert.org/-/media/feature/documents/research-team/publications-2021/coniam-d–lampropoulou-l-2020–review-of-languagecert-iesol-listening-and-reading-test-reliabilities.ashx
3. Coniam, D. & Papargyris, Y. (2021). Examiner quality and consistency across LanguageCert Writing tests. PeopleCert Qualifications Ltd. https://www.languagecert.org/-/media/feature/documents/research-team/publications-2021/coniam-d–papargyris-y-2021-examiner-quality-and-consistency-across-languagecert-writing-tests.ashx
4. Coniam, D. & Lee, T. (2021). Potential bias in LanguageCert IESOL items: A differential item functioning analysis. PeopleCert Qualifications Ltd. https://www.languagecert.org/-/media/feature/documents/research-team/publications-2021/coniam-d–lee-t-2021-potential-bias-in-languagecert-iesol-items.ashx