Peter Strutt
A.N.Norchayev
A.M.Abduvohidov va boshqalar
M. AMONBOYEV, S. XALILOV
Raxmatulla Xaitboyev
Egamberdiyeva L.Sh
M.Qobulova, I.Ergashev, A.Ergashev
A.N.Norchayev va boshqalar
