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A keyword selection method for mapping technological knowledge in specific sectors through patent data: the case of biofuels sector |
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| Authors: | Valeria Costantini Ylenia Curci |
| Institution: | 1. Department of Economics, Roma Tre University, Via Silvio D'Amico 77, Roma, Italy;2. SEEDS, Interuniversity research centre, University of Ferrara, Via Voltapaletto 11, Ferrara, Italy;3. BETA Université de Strasbourg 61, avenue de la Forêt Noire 67085 Strasbourg Cedex, France |
| Abstract: | |
| Keywords: | patents classification keyword selection innovation patterns liquid biofuels knowledge complexity |