1. Weske, M.: Business Process Management: Concepts, Languages, Architectures. Springer-Verlag New York, Inc., Secaucus (2007)
2. OMG. Object Management Group, Business Process Model and Notation (BPMN) Version 2.0. OMG Standard (2011)
3. Lecture Notes in Computer Science;A. Meyer,2013
4. Vennam, S., Dezhgosha, K.: Application development with object relational mapping framework - hibernate. In: International Conference on Internet Computing, pp. 166–169. CSREA Press (2009)
5. Elliott, J., Fowler, R., O’Brien, T.M.: Harnessing hibernate - a step-by-step guide to Java persistence. O’Reilly (2008)