Exploring a theoretical framework to structure the public policy implications of open innovation. - Jeroen P. J. de Jong; Tarmo Kalvet; Wim Vanhaverbeke (Technol. Anal. Strateg. Manag., 2010)

Innovation: a factor explaining e-government success in Estonia. - Tarmo Kalvet (Electron. Gov. an Int. J., 2012)

Social Acceptance of ePassports. - Marek Tiits; Tarmo Kalvet; Katrin Laas-Mikko (BIOSIG, 2014)

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)

Theory and practice of linked open statistical data. - Efthimios Tambouris; Evangelos Kalampokis; Marijn Janssen; Ricardo Matheus; Paul Hermans; Tarmo Kalvet (DG.O, 2018)

Risks and Societal Implications of Identity Theft. - Tarmo Kalvet; Marek Tiits; Pille Ubakivi-Hadachi (EGOSE, 2018)

Live Enrolment for Identity Documents in Europe. - Tarmo Kalvet; Henrik Karlzén; Amund Hunstad; Marek Tiits (EGOV, 2018)

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

Co-creating an Open Government Data Driven Public Service: The Case of Chicago's Food Inspection Forecasting Model. - Keegan McBride; Gerli Aavik; Tarmo Kalvet; Robert Krimmer (HICSS, 2018)

Public Acceptance of Advanced Identity Documents. - Tarmo Kalvet; Marek Tiits; Katrin Laas-Mikko (ICEGOV, 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)

Drivers for and Barriers to the Cross-border Implementation of the Once-Only Principle. - Nele Leosk; Irma Põder; Carsten Schmidt 005; Tarmo Kalvet; Robert Krimmer (The Once-Only Principle, 2021)

Promises, Social, and Ethical Challenges with Biometrics in Remote Identity Onboarding. - Katrin Laas-Mikko; Tarmo Kalvet; Robert Derevski; Marek Tiits (Handbook of Digital Face Manipulation and Detection, 2022)

Future Trends in Digital Face Manipulation and Detection. - Ruben Tolosana; Christian Rathgeb; Rubén Vera-Rodríguez; Christoph Busch 001; Luisa Verdoliva; Siwei Lyu; Huy H. Nguyen; Junichi Yamagishi; Isao Echizen; Peter Rot; Klemen Grm; Vitomir Struc; et al. (Handbook of Digital Face Manipulation and Detection, 2022)

Accurate prediction of international trade flows: Leveraging knowledge graphs and their embeddings. - Diego Rincon-Yanez; Chahinez Ounoughi; Bassem Sellami; Tarmo Kalvet; Marek Tiits; Sabrina Senatore; Sadok Ben Yahia (J. King Saud Univ. Comput. Inf. Sci., 2023)

Harnessing Graph Neural Networks to Predict International Trade Flows. - Bassem Sellami; Chahinez Ounoughi; Tarmo Kalvet; Marek Tiits; Diego Rincon-Yanez (Big Data Cogn. Comput., 2024)

Identity theft and societal acceptability of electronic identity in Europe and in the United States. - Marek Tiits; Tarmo Kalvet; David McBee (CoRR, 2024)