Muller, EmmanuelEmmanuelMullerZenker, AndreaAndreaZenkerRamos, José-CarlosJosé-CarlosRamos2022-03-042022-03-042012https://publica.fraunhofer.de/handle/publica/229147en303600Knowledge angels, creative behaviors, and emerging innovation modes: Observations from Alsace, Baden-Württemberg, and Cataloniabook article