1. INVESTIGATION „STUDIA”: HISTORIANS AND PUBLIC ARCHIVES IN ROMANIA. Authors: IONUŢ COSTEA, ALIN CIUPALĂ, DANIEL DUMITRAN, CARMEN FLOREA, ŞTEFAN PURICI, GHEORGHE GORUN, OVIDIU PECICAN, SORIN MITU, IOAN-AUREL POP, VIOLETA BARBU, OVIDIU GHITTA.2. BOOK REVIEW - DORU RADOSAV, CULTURE AND HUMANISM IN BANAT (XVII CENTURY), TIMISOARA: WESTERN PUBLISHING, 2003, 299 P. Authors: IONUŢ COSTEA.3. BOOK REVIEW - POLITICAL CULTURE IN CENTRAL EUROPE (10TH–20TH CENTURY), PART I: MIDDLE AGE AND EARLY MODERN ERA, EDITED BY HALINA MANIKOWSKA AND JAROSLAV PÁNEK IN COOPERATION WITH MARTIN HOLÝ, WARSAW, PRAGUE: ACADEMY OF SIENCES OF THE CZECH REPU. Authors: IONUŢ COSTEA.4. THE GENERAL HISTORY OF THE MIDDLE AGES AT THE V. BABEŞ UNIVERSITY OF CLUJ (1951-1952) / ISTORIA GENERALĂ A EVULUI MEDIU LA UNIVERSITATEA V. BABEŞ DIN CLUJ (1951-1952). Authors: IONUŢ COSTEA.5. BOOK REVIEWS - IOAN-AUREL POP, HUNEDOREŞTII. O ISTORIE EUROPEANĂ [THE HUNEDOREŞTI FAMILY. A EUROPEAN HISTORY], CLUJ-NAPOCA, EDITURA ŞCOALA ARDELEANĂ, 2020, 428 P. Authors: IONUŢ COSTEA.