• Estonia. Public procurement, innovation and "no policy" policyLember, Veiko; Kalvet, TarmoPublic procurement, innovation and policy : international perspectives2014 / p. 127-149
• How governments support innovation through public procurement : comparing evidence from 11 countriesLember, Veiko; Kattel, Rainer; Kalvet, TarmoPublic procurement, innovation and policy : international perspectives2014 / p. 287-309
• IntroductionLember, Veiko; Kattel, Rainer; Kalvet, TarmoPublic procurement, innovation and policy : international perspectives2014 / p. 1-11
• Public procurement and innovation : theory and practiceLember, Veiko; Kattel, Rainer; Kalvet, TarmoPublic procurement, innovation and policy : international perspectives2014 / p. 13-34 : ill