S. A. Aytkeldiyeva and  A. K. Sadanov and  E. R. Faizulina and  A. A. Kurmanbayev,  Bioremediation of Oil-Polluted Soil of Western Kazakhstan.   journal   = {International Journal of Bioengineering and Life Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2008, vol. 20(8). 155 - 157
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/12364.