J. Herpolsheimer and P. N. Seabra,  "The globalization project of the Community of Portuguese-Speaking Countries (CPLP)", in Globalization projects of regional organizations, Ulf Engel, Jens Herpolsheimer, Frank Mattheis, Ed., Göttingen, Vandenhoeck & Ruprecht, 2025, vol. 2, pp. 155-172