WASET
Ibragimova, S. , Basygarayev, Z. , Kerimkulova, A. , Bukenova, E. , Gilmanov, M.. "The New Effective Biostimulator for Agroecological Engineering". World Academy of Science, Engineering and Technology, Open Science Index 20, International Journal of Agricultural and Biosystems Engineering (2008), 2(8), 171 - 175.