Alfresco

Potts, J. (2008), Alfresco Developer Guide, Packt Publishing.

Workflow and BPEL

van der Aalst, W. and van Hee, K. (2004), Workflow Management: Models, Methods, and Systems, MIT Press.

Havey, M. (2005), Essential Business Process Modelling, O'Reilly Media.

Web services

SCA

Marino, J. and Rowley, M. (2009), Understanding SCA (Service Component Architecture), Addison Wesley.

Salter, D. and Jennings, F. (2008), Building SOA-Based Composite Applications Using NetBeans IDE 6, Packt Publishing.