In Russian. Kats, Boris Moiseevich. On the assessment of the influence of air (gas) extraction on the parameters of the aviation GTR. Moscow: 1977. Ob otsenke vliyaniya otbora vozdukha (gaza) na parametry aviatsionnogo GTD. In Russian /On the assessment of the impact of air (gas) extraction on the parameters of the aviation TBG . All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7675425