APA (7th ed.) Citation

Romaniuk, R. S., & Orleański, P. Space 4.0 – a common, democratic European space, part 5. Polish Academy of Sciences.

Chicago Style (17th ed.) Citation

Romaniuk, Ryszard S., and Piotr Orleański. Space 4.0 – a Common, Democratic European Space, Part 5. Polish Academy of Sciences.

MLA (9th ed.) Citation

Romaniuk, Ryszard S., and Piotr Orleański. Space 4.0 – a Common, Democratic European Space, Part 5. Polish Academy of Sciences.

Warning: These citations may not always be 100% accurate.