Mattox, J. R., Bertsch, D. L., Dingus, B. L., Esposito, J. A., Fichtel, C. E., Hartman, R. C., Hunter, S. D., Sreekumar, P.,
Thompson, D. J., Chiang, J., Fierro, J. M., Lin, Y. C., Michelson, P. F., Nolan, P. L., Willis, T. D., Brazier, K., Kanbach,
G., Mayer-Hasselwander, H. A., Montigny, C. v., Radecke, H. D., Kniffen, D. A., & Schneid, E. (1994).
Timing the geminga pulsar with high-energy gamma rays. In, Fichtel, C.E., Gehrels, N., Norris, &, J.P. (Eds.),
The Second COMPTON Symposium (pp. 77-81). Melville,NY: American Institute of Physics.