1. Hughes OF, Paik JK (2010) Ship structural analysis and design. The Society of Naval Architects and Marine Engineers, New Jersy
2. Smith H, Fingar P (2003) Business process management (BPM): the third wave. Meghan Kiffer Press, Tampa
3. Aalst WMP, Hofstede AHM, Kiepuszewski B, Barros AP (2000) Advanced workflow patterns. Lecture Notesin Comput Sci 1901:18–19
4. WfMC-TC-00-1003 (1995) The workflow reference model, Workflow Management Coalition. http://www.wfmc.org
5. WfMC-TC-1016-P (1999) Process definition interchange, Workflow Management Coalition. http://www.wfmc.org