New generations of Estonian eGovernment componentsKalja, Ahto; Robal, Tarmo; Vallner, UunoPICMET '15 : proceedings : Management of the Technology Age2015 / p. 625-631 : ill http://dx.doi.org/10.1109/PICMET.2015.7273002

New generations of Estonian eGovernment componentsKalja, Ahto; Robal, Tarmo; Vallner, UunoPICMET '15 Conference : Management of the Technology Age : August 2-6, 2015, Portland, Oregon, USA : conference bulletin2015 / p. 93