Thomas Heinis Cesare Pautasso Oliver Deak Gustavo Alonso Publishing Persistent Grid Computations as WS Resources. 328-335 2005 conf/eScience/2005 e-Science http://doi.ieeecomputersociety.org/10.1109/E-SCIENCE.2005.67 db/conf/eScience/eScience2005.html#HeinisPDA05