3 ms·
https://en.wikipedia.org/wiki/The_Theory_of_Interstellar_Trade https://en.wikipedia.org/wiki/The_Theory_of_Interstellar_Tra... should be in the bibliography
by gosub 11y ago
https://en.wikipedia.org/wiki/The_Theory_of_Interstellar_Trade https://en.wikipedia.org/wiki/The_Theory_of_Interstellar_Tra... should be in the bibliography