Success in eVoting - Success in eDemocracy? The Estonian Paradox. - Maarja Toots; Tarmo Kalvet; Robert Krimmer (ePart, 2016)

Open Data as Enabler of Public Service Co-creation: Exploring the Drivers and Barriers. - Maarja Toots; Keegan McBride; Tarmo Kalvet; Robert Krimmer (CeDEM, 2017)

Exploring and Demonstrating the Once-Only Principle: A European Perspective. - Robert Krimmer; Tarmo Kalvet; Maarja Toots; Aleksandrs Cepilovs; Efthimios Tambouris (DG.O, 2017)

A Framework for Data-Driven Public Service Co-production. - Maarja Toots; Keegan McBride; Tarmo Kalvet; Robert Krimmer; Efthimios Tambouris; Eleni Panopoulou; Evangelos Kalampokis; Konstantinos A. Tarabanis (EGOV, 2017)

Contributing to a digital single market for Europe: barriers and drivers of an EU-wide once-only principle. - Tarmo Kalvet; Maarja Toots; Robert Krimmer (DG.O, 2018)

Open Government Data Driven Co-creation: Moving Towards Citizen-Government Collaboration. - Keegan McBride; Maarja Toots; Tarmo Kalvet; Robert Krimmer (EGOV, 2018)

Cross-border e-Government Services in Europe: Expected Benefits, Barriers and Drivers of the Once-Only Principle. - Tarmo Kalvet; Maarja Toots; Anne Fleur van Veenstra; Robert Krimmer (ICEGOV, 2018)

The Role of Linked Open Statistical Data in Public Service Co-Creation. - Keegan McBride; Ricardo Matheus; Maarja Toots; Tarmo Kalvet; Robert Krimmer (ICEGOV, 2018)

How does open government data driven co-creation occur? Six factors and a 'perfect storm'; insights from Chicago's food inspection forecasting model. - Keegan McBride; Gerli Aavik; Maarja Toots; Tarmo Kalvet; Robert Krimmer (Gov. Inf. Q., 2019)

Why E-participation systems fail: The case of Estonia's Osale.ee. - Maarja Toots (Gov. Inf. Q., 2019)

Systemic change, open data ecosystem performance improvements, and empirical insights from Estonia: A country-level action research study. - Keegan McBride; Maarja Olesk; Andres Kütt; Diana Shysh (Inf. Polity, 2020)