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- 11:07, 1 March 2021 diff hist 0 Alexander Bogdanov →Book chapters, Theses, Papers, Articles and Blog posts
- 12:01, 2 July 2018 diff hist +142 Alexander Bogdanov added link to German translation of Tektology
- 21:36, 15 April 2018 diff hist +64 m Alexander Bogdanov
- 20:53, 9 March 2018 diff hist -15 Alexander Bogdanov