1. Afreen, H. & Bajwa, I.S. (2011). Generating UML class models from SBVR software requirements specifications. In 23rd Benelux Conference on Artificial Intelligence (BNAIC) (pp. 23–32). Researchgate.
2. Object oriented model for ontology engineering;Ahmad;International Journal of Multi-Discplinary and Engineering,2012
3. Transition from analysis to software design: A review and new perspective;Al-Jamimi;The International Journal of Soft Computing and Software Engineering (JSCSE),2013
4. Management of correctness problems in UML class diagrams towards a pattern-based approach;Balaban;International Journal of Information System Modeling and Design (IJISMD),2010
5. BIPM (2012). International Vocabulary of Metrology – Basic and General Concepts and Associated Terms (VIM 3rd ed.). Bureau International des Poids et Mesures.