Leydesdorff, Loet; Lawton Smith, Helen - In: Triple Helix : a journal of … 9 (2022) 1, pp. 6-31
Carayannis and Campbell (2009; 2010) have argued for using quadruple and quintuple helices as models encompassing and generalizing triple-helix dynamics. In the meantime, quadruple and quintuple helices have been adopted by the European Committee for the Regions and the European Commission as...
