Declarative workflows: Balancing between flexibility and support.

Wil M. P. van der Aalst Maja Pesic Helen Schonenberg Declarative workflows: Balancing between flexibility and support. 99-113 2009 23 Computer Science - R&D 2 http://dx.doi.org/10.1007/s00450-009-0057-9 db/journals/ife/ife23.html#AalstPS09