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Original archive entry. The text, images and links below are kept as they were written.
Krasnikov, Aleksandr, "Pilotiruemiy polyot na Mars - chetvert veka nazad", Russian Space History Web Site, Web Address when accessed: here.
Overview of Soviet designs for manned Mars expeditions, based on material from article by Afanasyev, Igor, article of same title, Vestnik vozdyshnovo flota, n 7-8, 1996.