Alexandru Cârstea Marc Frîncu Georgiana Macariu Dana Petcu Kevin Hammond Generic Access to Web and Grid-based Symbolic Computing Services: the SymGrid-Services Framework. 143-150 2007 ISPDC http://dx.doi.org/10.1109/ISPDC.2007.24 conf/ispdc/2007 db/conf/ispdc/ispdc2007.html#CarsteaFMPH07