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  • × author_ss:"Levitt, J.M."
  1. Levitt, J.M.; Thelwall, M.: Is multidisciplinary research more highly cited? : a macrolevel study (2008) 4.44 
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  2. Levitt, J.M.; Thelwall, M.: Citation levels and collaboration within library and information science (2009) 4.44 
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  3. Thelwall, M.; Levitt, J.M.: National scientific performance evolution patterns : retrenchment, successful expansion, or overextension (2018) 4.44 
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