Edelson R.A., T. Alexander, D.M. Crenshaw, S. Kaspi, M.A. Malkan, B.M. Peterson, R. Warwick, J. Clavel, A.V. Filippenko, K. Horne, and K.T. Korista, The Astrophysical Journal 470, 364 (1996).
a joint institute of 
and 
and