Survey as a source of low quality research data. - Grzegorz Szyjewski; Luiza Fabisiak (FedCSIS, 2017)

A study on existing and actually used capabilities of mobile phones technologies. - Grzegorz Szyjewski; Luiza Fabisiak (KES, 2018)

Willingness of sharing personal device data for scientific research. - Grzegorz Szyjewski (KES, 2019)

Expanding an open source e-commerce with a separate ICT system. - Grzegorz Szyjewski (KES, 2019)

A rapid preliminary skills diagnostics for supporting the decisionmaking process, on HR management example. - Grzegorz Szyjewski (KES, 2020)

Conducting a secret ballot elections for virtual meetings. - Grzegorz Szyjewski (KES, 2021)

Keeping the secrecy aspect in mass e-voting. - Grzegorz Szyjewski (KES, 2022)

Implementation of a hybrid certificate approach: enhancing efficiency and credibility in ICDL certification process. - Grzegorz Szyjewski (KES, 2023)