eGovernment services : How to develop them, how to manage them?Kalja, Ahto; Kindel, Kristiina; Kivi, Riina; Robal, TarmoProceedings of PICMET'07 : Management of Converging Technologies : Portland, OR, USA, 5-9. August 20072007 / p. 2795-2798 https://ieeexplore.ieee.org/document/4349620