Impact of investments and R&D costs in renewable energy technologies on companies’ profitability indicators: assessment and forecastProkopenko, Olha; Kurbatova, Tetiana; Khalilova, Marina; Zerkal, Anastasiia; Prause, Gunnar Klaus; Binda, Jacek; Berdiyorov, Temur; Klapkiv, Yuriy; Sanetra-Półgrabi, Sabina; Komarnitskyi, IgorEnergies2023 / art. 1021, 17 p. : ill https://doi.org/10.3390/en16031021 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS International marine tourism : trends and prospects for sustainable developmentTroian, Mariia; Prokopenko, Olha; Järvis, Marina; Saichuk, Viktor; Komarnitskyi, Igor; Glybovets, VictoriaPomorstvo : multidisciplinarni znanstveni časopis = multidisciplinary scientific journal of maritime research2023 / p. 23-31 https://doi.org/10.31217/p.37.1.3 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS