Hesham, all presented projects here you do not have anything to do with KhAI, to Kharkov and to this thread.
They are all from the TsAGI
1)-TsAGI-1 belongs to a group of engineers: M.Fadeev, Krichevsky, Havkine etc.
2) - TsAGI-2 by I.Tolstych ( http://www.secretprojects.co.uk/forum/index.php/topic,5598.msg92007. ), another project with the same number of by Romeiko-Gurko with Kamenomostskiy and Nikolaenko here: http://www.secretprojects.co.uk/forum/index.php/topic,10089.msg94300.
3) - TsAGI-3 by V.Belyaev
4) - TsAGI-4
5) - TsAGI-5 Mosolov and Lapitsky
KhAI projects for the competition AVIAVNITO see here: http://www.secretprojects.co.uk/forum/index.php/topic,9894.msg92009.