e-Estonia. e-Governance in Practice : the 3rd updated edition
Arm, Margus
;
Nyman-Metcalf, Katrin Merike
2019
https://www.ester.ee/record=b5184817*est
Introduction to e-Government : e-Government to Support Sustainable Development Goals
Astok, Hannes
;
Ott, Arvo
;
Vallner, Uuno
;
Nyman-Metcalf, Katrin Merike
2017
https://www.ester.ee/record=b4694376*est