https://www.nasa.gov/wp-content/uploads/2023/03/sp-4212.pdf,
http://sites.edb.utexas.edu/uploads/sites/137/2017/07/MarsSSBody.pdf,
https://www.loc.gov/static/managed-content/uploads/sites/22/2024/06/SpaceOnThePage-Podcast_Episode3_transcription.pdf,
https://www.astronomy.com/wp-content/uploads/2023/03/Life-on-Mars.pdf,
http://lunar.earth.northwestern.edu/courses/438/barlow.pdf,
https://www.nasa.gov/wp-content/uploads/2009/07/173749main_Mars_Poster.pdf,
https://hal.science/hal-02436695v1/file/Mangold2016_Article_MarsASmallTerrestrialPlanet.pdf,
https://upittpress.org/wp-content/uploads/2022/02/9780822945529exr.pdf,
https://webspace.science.uu.nl/~gent0113/celestia/downloads/corneille_mapping_mars_moons.pdf,
https://fas.org/wp-content/uploads/2021/01/Advancing-Astrobiology-The-Search-for-Signs-of-Life-Elsewhere-in-the-Universe.pdf,
https://arxiv.org/pdf/0811.2700,
https://obamawhitehouse.archives.gov/sites/whitehouse.gov/files/documents/White_House_Astronomy_Night_Event_Toolkit.pdf,
https://www.bu.edu/gdp/files/2018/02/Klinger-2017-review-of-Placing-Outer-Space.pdf,
https://cesar.esa.int/upload/202011/marsseasons_teachers_guide_onlinesse2.pdf,
https://www.kiss.caltech.edu/papers/seismo/papers/Future_Mars.pdf,
https://europeanastrobiology.eu/wp-content/uploads/2025/06/250610_Can-we-and-should-we-go-to-Mars-English-.pdf,
https://www.morawa.at/annot/564C42696D677C7C393738333331393039363431347C7C504446.pdf?sq=2,
https://www.morawa.at/annot/564C42696D677C7C393738333331393039363431347C7C504446.pdf?sq=2,
https://www.lpi.usra.edu/publications/books/lunar_bases/LSBchapter11.pdf,
https://adsabs.harvard.edu/pdf/1964apj...139....1k,
https://www-mars.lmd.jussieu.fr/paris2011/abstracts/riofrio_paris2011.pdf,
https://files.eric.ed.gov/fulltext/ED027223.pdf,
https://elib.dlr.de/97954/1/10-01-Physics-of-Terrestrial-Planets-and-Moons-An-Introduction-and-Overview_2015_Treatise-on-Geophysics-Second-Edition-.pdf,
https://eps.rutgers.edu/images/syllabi/PlanetMars-Class_Overview.pdf,
https://www.diva-portal.org/smash/get/diva2:1787716/FULLTEXT01.pdf,
https://dev.parknparty.com/uploaded-files/n79SaD/6FE123/solar_system__astrophysics_background__science-and-the-inner__solar-system__astronomy__and-astrophysics-library__v1.pdf,
https://astronautical.org/dev/wp-content/uploads/2018/01/2008-publications.pdf,
https://lasp.colorado.edu/maven/files/2017/01/Characterization-of-turbulence-in-the-Mars-plasma-environment-with-MAVEN-observations.pdf,
https://epizodsspace.airbase.ru/bibl/inostr-yazyki/Scientific_American_Space_and_Physics/2021/2/Scharf_People_Accepted_the_'Fact'_---_Scientific_American_Space_and_Physics_04_no_2_(2021).pdf,
https://oro.open.ac.uk/69503/1/InSight_Atmospheres_Overview_Accepted.pdf,
https://dev.parknparty.com/uploaded-files/n79SaD/6FE123/solar_system__astrophysics_background__science-and-the-inner__solar-system__astronomy__and-astrophysics-library__v1.pdf,
https://astronautical.org/dev/wp-content/uploads/2018/01/2008-publications.pdf,
http://capitalastronomers.org/SD_year/1997/StarDust_1997_11.pdf,
https://d2pn8kiwq2w21t.cloudfront.net/documents/2018.pdf,
https://campaigns.dmu.edu/virtual-library/iX9NKD/8AD259/how_far_away__is__mars__from_the__sun.pdf,