Gerd Wagner Carlos Viegas Damásio Grigoris Antoniou Towards a general web rule language. 181-206 2005 2 Int. J. Web Eng. Technol. 2/3 http://dx.doi.org/10.1504/IJWET.2005.008483 db/journals/ijwet/ijwet2.html#WagnerDA05