• Intelligent piggybacking : a foresight policy tool for small catching-up economiesTiits, Marek; Kalvet, TarmoInternational journal of foresight and innovation policy2013 / p. 253-268 https://doi.org/10.1504/IJFIP.2013.058607 https://www.scopus.com/sourceid/6800153107 https://www.scopus.com/record/display.uri?eid=2-s2.0-84893060029&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=b&s=DOI%2810.1504%2FIJFIP.2013.058607%29