Credibility of Automatic Appraisal of Domain Names. - Karol Król; Artur Strzelecki; Dariusz Zdonek (CoRR, 2018)

Aggregated Indices in Website Quality Assessment. - Karol Król; Dariusz Zdonek (Future Internet, 2020)

Analytics Maturity Models: An Overview. - Karol Król; Dariusz Zdonek (Inf., 2020)

Promoting Agritourism in Poland with Ready-Made Digital Components and Rustic Cyberfolklore. - Karol Król; Dariusz Zdonek (Big Data Cogn. Comput., 2023)

Internet in the Middle of Nowhere: Performance of Geoportals in Rural Areas According to Core Web Vitals. - Karol Król; Wojciech Sroka (ISPRS Int. J. Geo Inf., 2023)

Retrospective Analysis of Municipal Geoportal Usability in the Context of the Evolution of Online Data Presentation Techniques. - Karol Król (ISPRS Int. J. Geo Inf., 2024)