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APA Citation
Neuhäusler, P., Schubert, T., Frietsch, R., & Blind, K. (2016). managing portfolio risk in strategic technology management: evidence from a panel data-set of the world's largest R&D performers. Economics of innovation and new technology, 25(7), 651–667. http://access.bl.uk/ark:/81055/vdc_100034959292.0x00002f