Bazzano, A., Fusco-Femiano, R., Ubertini, P., Court, A., Dean, A., Dipper, N., …Stephen, J. (1991). A high energy observation of the Coma Cluster region. Advances in Space Research, 11, 111-116. https://doi.org/10.1016/0273-1177%2891%2990159-h