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Braun, T.; Glanzel, W.; Grupp, H.: ¬The scientometric weight of 50 nations in 27 scientific areas, 1989-1993 : Pt.1: All fields combined, mathematics, engineering, chemistry and physics (1995)
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Grupp, H.; Schmoch, U.; Koschatzky, K.: Science and technology infrastructure in Baden-Wuertemberg and its orientation towards future regional development (1998)
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Gamber, T.; Friedrich-Nishio, M.; Grupp, H.: Science and technology in standardization : a statistical analysis of merging knowledge structures (2008)
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