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http://hdl.handle.net/10419/93226 (Any fulltext)
Härdle, W. K., & Vogt, A. (2014). Ladislaus von Bortkiewicz: statistician, economist, and a European intellectual. SFB 649 Discussion Papers, HU Berlin, 2014-015, 1-34. Retrieved from http://hdl.handle.net/10419/93226.