1. Ahsan, S.N., Ferzund, J., Wotawa, F.: Automatic classification of software change request using multi-label machine learning methods. In: Proceedings of the 33rd IEEE Software Engineering, Workshop, pp. 79–86 (2009)
2. Aizawa, A.: Linguistic techniques to improve the performance of automatic text categorization. In: Proceedings of NLPRS-01, 6th Natural Language Processing Pacific Rim Symposium, pp. 307–314 (2001)
3. Asuncion, H.U., Asuncion, A.U., Taylor, R.N.: Software traceability with topic modeling. In: Proceedings of the 32nd International Conference on Software Engineering, pp. 95–104 (2010)
4. Bellucci, S., Portaluri, B.: Automatic calculation of orthogonal defect classification (odc) fields (2012). https://www.google.com/patents/US8214798 . US Patent 8,214,798
5. Bridge, N., Miller, C.: Orthogonal defect classification: using defect data to improve software development. Softw. Qual. 3(1), 1–8 (1998)