ScienceDirect (Online service). (2023). INTERSTELLAR TRAVEL: Purpose and motivations. ELSEVIER.
Chicago Style (17th ed.) CitationScienceDirect (Online service). INTERSTELLAR TRAVEL: Purpose and Motivations. [S.l.]: ELSEVIER, 2023.
MLA (9th ed.) CitationScienceDirect (Online service). INTERSTELLAR TRAVEL: Purpose and Motivations. ELSEVIER, 2023.
Warning: These citations may not always be 100% accurate.