by Gehrels, T., Baker, L. R., Beshore, E., Blenman, C., Burke, J. J., Castillo, N. D., DaCosta, B., Degewij, J., L. R.Doose, Fountain, J. W., Gotobed, J., KenKnight, C. E., Kingston, R., McLaughlin, G., McMillan, R., Murphy, R., Smith, P. H., Stoll, C. P., Strickland, R. N., Tomasko, M. G., Wijesinghe, M. P., Coffeen, D. L., Esposito, L.
Published in Science (American Association for the Advancement of Science) (25.01.1980)

by Baker, A. L., Baker, L. R., Beshore, E., Blenman, C., Castillo, N. D., Y.-P. Chen, Doose, L. R., Elston, J. P., Fountain, J. W., Gehrels, T., Kendall, J. H., KenKnight, C. E., Norden, R. A., Swindell, W., Tomasko, M. G., Coffeen, D. L.
Published in Science (American Association for the Advancement of Science) (02.05.1975)

by Kenknight, C. E.
Published in The Astrophysical journal (01.08.1972)

by Serkowski, K., Frecker, J. E., Heacox, W. D., Kenknight, C. E., Roland, E. H.
Published in The Astrophysical journal (01.03.1979)