^{Please contact us at:}

^{INSTITUTE OF AIR TRANSPORT 
PO BOX 1034 
SOFIA 1000 
BULGARIA 
PHONE 359 2 720 207, 359 2 7932 2260}

^{FAX       359 2 884 445, 359 2 720 207}

^{INTERNET E-MAIL:  ivt@ttm.bg}

^{web site: http://www.geocities.com/CapeCanaveral/3514}