R. K. Sidhu, N. L. Richards, M. C. Chaturvedi
Shakir Hussain Chaudhry, Pu Xue, Ameer S. Zirjawi
Lala Gahramanli, Maarif Jafarov, Vusal Mammadov [...]
Usharani Rath, Pulak Mohan Pandey
Yu. P. Zarichnyak, V.A. Ivanov
M.E. Solov'ev, T.N. Nesiolovskaya, B.V. Kotusenko
I H Wilson, D J White
S.P. Deshmukh, A.C. Rao, V.R. Gaval [...]
D.V. Kobylichenko, I.L. Aizinson
B J Marsden, R H Blakemore
, Pu Xue, Ameer S. Zirjawi, Maarif Jafarov, Vusal Mammadov 
