Searches for High Energy Gamma Rays from Active Galactic Nuclei with EGRET Thompson, D. J. ; Bertsch, D. L. ; Fichtel, C. E. ; Hartman, R. C. ; Hunter, S. D. ; Kanbach, G. ; Mayer-Hasselwander, H. A. ; von Montigny, C. ; Kinkau, K. ; Lin, Y. C. ; Michelson, P. F. ; Nolan, P. L. ; Kniffen, D. A. ; Schneid, E. ; Dingus, B. L. ; Sreekumar, P. ; Kwok, P. W. ; Mattox, J. R. Abstract Publication: American Astronomical Society Meeting Abstracts Pub Date: September 1992 Bibcode: 1992AAS...181.2104T