Emanuela Marrocu/Raffaele Paci: Education or Creativity: What Matters Most for Economic Performance? In: Economic Geography. Band88, Nr.4, Oktober 2012, S.369–401, doi:10.1111/j.1944-8287.2012.01161.x (wiley.com [abgerufen am 19. Juni 2019]).
Emanuela Marrocu/Raffaele Paci: Education or Creativity: What Matters Most for Economic Performance? In: Economic Geography. Band88, Nr.4, Oktober 2012, S.369–401, doi:10.1111/j.1944-8287.2012.01161.x (wiley.com [abgerufen am 19. Juni 2019]).