FOMIN, Oleksij; LOVSKA, Alyona. Concept of freight wagons made of round pipes. Tallinn, Estonia: Scientific Route OÜ®,2020. DOI: 10.21303/978-9916-9516-3-7. Disponível em: https://monograph.route.ee/rout/catalog/book/978-9916-9516-3-7. Acesso em: 15 june. 2026.