1. Project of the Recovery Plan of Ukraine. Materials of the “Energy Security” working group [in Ukrainian]. https://www.kmu.gov.ua/storage/app/sites/1/recoveryrada/ua/energy-security.pdf
2. The Sustainable Development Goals: https://www.un.org/sustainabledevelopment/sdgs-framework-for-covid-19-recovery/
3. Contributing to the UN Sustainable Development Goals with ISO standards: https://www.iso.org/publication/PUB100429.html
4. Bachus, L., Custodio, A.: Know and understand centrifugal pumps. Oxford, Elsevier Advanced Technology (2003). https://www.sciencedirect.com/book/9781856174091/know-and-understand-centrifugal-pumps
5. Geoff Brown. Understand pump fundamentals for best efficiency. https://assets.markallengroup.com//article-images/27341/Basics%20of%20pumps.pdf