WASET
    A. M. Pashayev and  C. Ardil and  D. D. Askerov and  R. A. Sadiqov and  P. S. Abdullayev,  Aircraft Gas Turbine Engines Technical Condition Identification System.   journal   = {International Journal of Aerospace and Mechanical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2009, vol. 30(6). 740 - 745
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/5970.