1. Abad, A. M., Cristóbal, A., & Quilis, E. M. (2000). Fluctuaciones Económicas, Puntos de Giro y Clasificación Cíclica. Informe para el proyecto. Tools and Practices for business cycle analysis in National Statistical Institutes of EU (BUSY). WP1: Reviewing and evaluating statistical methods for dating. INE.
2. Addabbo, T., Rodríguez-Modroño, P., & Gálvez-Muñoz, L. (2013). Gender and the Great Recession: Changes in labour supply in Spain. Working Papers, Series 10, DEMB.
3. Aydemir, A. (2003). Effects of business cycles on the labour market participation and employment rate assimilation of immigrants. In C. Beach, A. Green, & J. Reitz (Eds.), Canadian immigration policy for the 21st century (pp. 372–412). Kingston: John Deutsch Institute for the Study of Economic Policy, Queen’s University.
4. Ayhan, S. H. (2015). Evidence of added worker effect from the 2008 economic crisis. IZA Discussion Paper Series, No. 8937.
5. Aysa-Lastra, M., & Cachón, L. (2012). Latino immigrant employment during the Great Recession: A comparison of the United States and Spain. Norteamérica [online], 7(2), 7–42.
http://www.scielo.org.mx/pdf/namerica/v7n2/v7n2a1.pdf
.