About the need to replace pumping equipment or impellers of main pumps when pumping capacity of oil and petroleum products changes by V. V. Shalay, M. O. Myznikov, M. I. Gildebrandt, E. V. Khodoreva

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WHETHER THERE WILL BE AN EFFECT FROM EFFECTIVE CONTRACT IN THE SYSTEM OF HIGHER EDUCATION? by G. N. KRAYNOV

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Selection of modes and pressure regulation when pumping oil and oil products to save energy by V. V. Shalay, M. O. Myznikov, M. I. Gildebrandt, V. A. Grinevich

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Methodology for improving the assessment of the economic efficiency of transport infrastructure development by D. A. Macheret, A. D. Razuvaev

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