Information Security in Principles and Provisions of the EU Data Protection Law. - Tihomir Katulic; Nikola Protrka (MIPRO, 2019)

Evaluation of Digital Evidence in Criminal Proceedings in Croatia with a Focus on Preservation Requirements and Role of Standard Operative Procedures. - Nina Gumzej; Nikola Protrka (MIPRO, 2021)

Criminal Trend Analysis of Illegal Use of Personal Data for a Period of 2015-2019. - Nikola Protrka; Mihael Plecas (MIPRO, 2021)

Healthcare Information Technology: Fast and Accurate Information Access vs. Cyber-Security. - Maja Baretic; Nikola Protrka (Int. J. E Serv. Mob. Appl., 2021)

Trustworthy Artificial Intelligence and its use by Law Enforcement Authorities: where do we stand? - Suncana Roksandic; Nikola Protrka; Marc Engelhart (MIPRO, 2022)

Artificial Intelligence in Health Care: Various Applications. - Nikola Protrka; Blerton Abazi (MIPRO, 2024)