Vozniuk, M., Pis’mennyi, E., Terekh, A., Baranyuk, A., & Kondratyuk, V. (2020). Flow structure definition in the bundles of flat-oval tubes with incomplete finning under conditions of natural draft. Eastern-European Journal of Enterprise Technologies, 5(8 (107), 74–79. https://doi.org/10.15587/1729-4061.2020.214712