Institution: | (1) ESA/ESTEC, Noordwijk, The Netherlands;(2) IFCTR-CNR, Milano, Italy;(3) Phys. Lab., Univ. Southampton, UK;(4) CEN-Saclay, Gif-sur-Yvette, France;(5) CESR, Toulouse, France;(6) DSRI, Lyngby, Denmark;(7) University College, Dublin, Ireland;(8) MPI extraterr. Physik, Garching, F.R.G.;(9) ROL, Leiden, The Netherlands |