- 2023 - A first analysis of the Fifth Agreement on Employment and Collective Bargaining (book of the XXXVI Conference)
- 2022 - Collective bargaining in the labour reform of 2021 (book of the XXXV Day)
- 2021 - Gender equality measures in collective bargaining (book of Day XXXIV)
- 2020 - Teleworking and collective bargaining (book of Day XXXIII)
- 2019 - Collective Bargaining and Competition Law (book of the XXXII Conference)
- 2018 - Collective bargaining: balance and future challenges after 40 years of Constitution (book of the Twenty-first Day)
- 2017 - The future of work: challenges for collective bargaining (book of the Day XXX)
- 2016 - Working time (book of the XXIX Day)
- 2015 - Negotiating legitimacy (book of the XXVIII Day)
- 2014 - Structure of the collective bargaining day (book of Day XXVII)
- 2013 - The Consultation Periods (Book of Day XXVI)
- 2012 - The Labor Reform of 2012 (book of the XXV Day)
- 2010 - Employment and wage policies in collective bargaining in times of crisis (book of Day XXIII)
- 2009 - Recruitment and employment in collective bargaining (book of Day XXII)
- 2008 - Working time and occupational safety and health in collective bargaining (book of the 21st Day)
- 2007 and 2006 - The reform of the collective bargaining system and the analysis of salary review clauses (book of the 19th and 20th Sessions)
- 2005 - Experiences of collective bargaining in Europe and its critical points (book of the XVIII Day)
- 2004 - Social State and Collective Autonomy: 25 years of collective bargaining in Spain (book of the XVII Day)
- 2003 - New problems of collective bargaining (book of the XVI Day)
- 2002 - New Labour Relations and Collective Bargaining (Book of the Fifteenth Session)
- 2001 - Current issues on collective bargaining (book of Day XIV)
- 2000 - Twenty Years of Collective Bargaining: From Legal Regulation to Experiential Bargaining (Book of Day XIII)
- 1999 - Collective bargaining on the stage of the year 2000 (book of the Twelfth Day)
- 1998 - Employment, Recruitment and Collective Bargaining (Book of Day XI)
- 1997 - The new role of collective bargaining and interconfederal agreements on employment (book of Day X)
- 1996 - Implementation of the reform of the workers' statute in collective bargaining (book of Day IX)
- 1995 - Structure of collective bargaining (book of Day VIII)
- 1994 - Labour reform and collective bargaining (book of Day VII)
- 1993 - The current problems of collective bargaining (book of Day VI)
- 1992 - The limits of collective agreement, corporate legitimacy and conflict resolution bodies (book of the V Day)
- 1991 - Plurality and succession of conventions and control of their fulfillment (book of Day IV)
- 1990 - The administration of conventions and their normative value (book of Day III)
- 1989 - The content of collective agreements: normative content and obligational content (book of Day II)