Global Power Transition and the Future of the European UnionBirol A. Yeşilada, Jacek Kugler, Gaspare Genna, Osman Göktuğ Tanrıkulu · First published 2017Open the Tome
Performance of NationsJacek Kugler, Ronald L. Tammen, Mark Abdollahian, Marina Arbetman-Rabinowitz, Constantine Boussalis · First published 2012Open the Tome
War ledger data, 1870-1974A. F. K. Organski, Jacek Kugler, Inter-university Consortium for Political and Social Research · First published 1980Open the Tome
