- International Language Testing Association (ILTA)
- Common European Framework of Reference for languages
- Politici lingvistice educationale in Romania: instrumente europene utilizate in evaluarea curriculum-ului de limba engleza
- The Task-Skill-Strategy Relationship in Assessing Reading Comprehension Performances
- Relating Language Examinations to the CEFR. A Manual
- Manual for Language Test Development and Examining
- http://www.stil.dreifmennt.com/wp-content/uploads/2013/05/2011_10_10_relex._E_web.pdf
- http://www.helsinki.fi/project/ceftrain/index.html