Exploring a theoretical framework to structure the public policy implications of open innovationDe Jong, Jeroen; Kalvet, Tarmo; Vanhaverbeke, WimTechnology analysis & strategic management2010 / 8, p. 877-896 https://www.researchgate.net/publication/228667948_Exploring_a_Theoretical_Framework_to_Structure_the_Public_Policy_Implications_of_Open_Innovation Policies for open innovation : theory and frameworkVanhaverbeke, Wim; De Jong, Jeroen; Kalvet, Tarmo; Chesbrough, HenryProceedings of the 1st International Society for Professional Innovation Management (ISPIM) Innovation Symposium : Singapore, 14-17 December 20082008 / ? p Policies for open innovation : theory, framework and CasesDe Jong, Jeroen; Vanhaverbeke, Wim; Kalvet, Tarmo; Chesbrough, Henry2008 https://www.researchgate.net/publication/235347959_Policies_for_Open_Innovation_Theory_Framework_and_Cases