APA (7th ed.) Citation
(2026). From Sputnik to Starship: Estimating the experience curve of space launch technology. PNAS Nexus.
Chicago Style (17th ed.) Citation
"From Sputnik to Starship: Estimating the Experience Curve of Space Launch Technology." PNAS Nexus 2026.
MLA (9th ed.) Citation
"From Sputnik to Starship: Estimating the Experience Curve of Space Launch Technology." PNAS Nexus, 2026.
Warning: These citations may not always be 100% accurate.