di Serego Alighieri, S; Perryman, M. A. C; Macchetto, F; Nieto, J. -L; Lelievre, G
(Astronomical Society of Indian, 1986-09)
New high-resolution images of the field of the quasar MR 2251-178 obtained in the forbidden O III lambda-5007 and O II lambda-3727 lines with an ESA photon counting detector. The data are interpreted as a further evidence ...