Langella S, S. Hastings, S. Oster, T. Pan, A. Sharma, J. Permar, D. Ervin, B. Cambazoglu, Kurc T, and Saltz J, "Sharing Data and Analytical Resources Securely in a Biomedical Research Grid Environment", Journal of American Medical Informatics Association, Vol. 15(3), pp. 363-373, 2008.