| Institution: | (1) Vilnius University, Saul tekio al. 9, SU-232054 Vilnius, Lithuania, USSR;(2) Bell Telephone Laboratories, 07733 Holmdel, NJ, USA;(3) Faculty of Nuclear Science and Physical Engineering, Czech Technical University, B ehová 7, CS-11519 Prague 1, Czechoslovakia;(4) Department of Natural Philosophy, University of Strathclyde, G4 0NG Glasgow, UK;(5) Picosecond Laser and Spectroscopy Laboratory of the Department of Physical Chemistry, University of Groningen, Nijenborgh 16, NL-9747 AG Groningen, The Netherlands |
