Carrera, Andrea, Luís Cárdenas, and Víctor Arribas Martínez. “Southern Europe and the Frugal Four: Pathological External Indebtedness?”. PSL Quarterly Review 78, no. 313 (June 27, 2025): 225–246. Accessed April 14, 2026. https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/18610.