Investigations of influence of epoxy composite coatings on hydrodynamics and heat transfer processes of compact small diameter tube bundlesValery Gorobets, Yurii Bohdan, Viktor Trokhaniak, Ievgen Antypov and Alla BohdanE3S Web Conf., 128 (2019) 04004DOI: https://doi.org/10.1051/e3sconf/201912804004