1. Alef, M., Fieseler, T., Freitag, S., Garcia, A., Grimm, C., Gürich, W., Mehammed, H., Schley, L., Schneider, O., Volpato, G.: Integration of multiple middlewares on a single computing resource. Future Gener. Comput. Syst. 25(3), 268–274 (2009). doi: 10.1016/j.future.2008.05.004
2. Andreozzi, S., Burke, S., Ehm, F., Field, L., Galang, G., Konya, B., Litmaath, M., Millar, P., Navarro, J.: GLUE Specification v. 2.0 (2009). Grid Forum proposed recommendation GFD.147, available at http://www.ogf.org/documents/GFD.147.pdf
3. Andrieux, A., Czajkowski, K., Dan, A., Keahey, K., Ludwig, H., Nakata, T., Pruyne, J., Rofrano, J., Tuecke, S., Xu, M.: Web Services Agreement Specification (WS-Agreement). Grid Forum proposed recommendation GFD.107, available at http://www.ogf.org/documents/GFD.107.pdf
4. Anjomshoaa, A., Brisard, F., Drescher, M., Fellows, D., Ly, A., McGough, S., Pulsipher, D., Savva, A.: Job Submission Description Language (JSDL) Specification v1.0 (2008). Grid Forum recommendation GFD.136, available at http://www.ogf.org/documents/GFD.136.pdf
5. Armbrust, M., Fox, A., Griffith, R., Joseph, A.D., Katz, R.H., Konwinski, A., Lee, G., Patterson, D.A., Rabkin, A., Stoica, I., Zaharia, M.: Above the Clouds: A Berkeley View of Cloud Computing. Tech. rep., EECS Department, University of California, Berkeley (2009)