Dr. Alexander A. Lutovinov
Space Research Institute
Profsoyuznaya st. 84/32
Moscow 117997, Russia
E-mail: lutovinov
phone: +7-495-333-22-22
fax: +7-495-333-53-77

Dr. Sergey S. Tsygankov
Space Research Institute
Profsoyuznaya st. 84/32
Moscow 117997, Russia
E-mail: tsygankov
phone: +7-495-333-33-77
fax: +7-495-333-53-77

and

Max Planck Institute for Astrophysics,
Karl-Schwarzschild-Str. 1
85741 Garching, Germany
phone: +49 (89) 30000-2276
fax: +49 (89) 30000-2235