Rybitskyi, I.V., A.P. Oliynyk, A.V. Yavorskyi, M.O. Karpash, V.S. Tsykh, and M.B. Slobodyan. 2019. “Impact Assessment of Non-Technological Fluid Accumulations in the Cavity of an Existing Gas Pipeline on the Energy Efficiency of Its Operation”. Physics and Chemistry of Solid State 20 (4):457-66. https://doi.org/10.15330/pcss.20.4.457-466.