| 2008 | 
| 11 | EE | Hugo Estrada,
Alicia Martínez Rebollar,
Oscar Pastor,
John Mylopoulos,
Paolo Giorgini:
A Service-oriented Approach for the i* Framework.
iStar 2008: 21-24 | 
| 2006 | 
| 10 | EE | Alicia Martínez,
Oscar Pastor,
John Mylopoulos,
Paolo Giorgini:
From Early to Late Requirements: A Goal-Based Approach.
AOIS 2006: 123-142 | 
| 9 | EE | Hugo Estrada,
Alicia Martínez Rebollar,
Oscar Pastor,
John Mylopoulos:
An Empirical Evaluation of the i* Framework in a Model-Based Software Generation Environment.
CAiSE 2006: 513-527 | 
| 2004 | 
| 8 | EE | Hugo Estrada,
Oscar Pastor,
Alicia Martínez,
Jose Torres-Jimenez:
Using a Goal-Refinement Tree to Obtain and Refine Organizational Requirements.
ICCSA (4) 2004: 506-513 | 
| 7 | EE | Alicia Martínez,
Oscar Pastor,
Hugo Estrada:
Isolating and Specifying the Relevant Information of an Organizational Model: A Process Oriented Towards Information System Generation.
ICCSA (4) 2004: 783-790 | 
| 6 | EE | Alicia Martínez,
Oscar Pastor,
Hugo Estrada:
A pattern language to join early and late requirements.
WER 2004: 51-64 | 
| 2003 | 
| 5 | EE | Hugo Estrada,
Alicia Martínez,
Oscar Pastor:
Goal-Based Business Modeling Oriented towards Late Requirements Generation.
ER 2003: 277-290 | 
| 4 | EE | Alicia Martínez,
Oscar Pastor,
Hugo Estrada:
Closing the Gap between Organizational Modeling and Information System Modeling.
WER 2003: 93-108 | 
| 2002 | 
| 3 | EE | Alicia Martínez,
Hugo Estrada,
Juan Sánchez,
Oscar Pastor:
From Early Requirements to User Interface Prototyping: A Methodological Approach.
ASE 2002: 257-260 | 
| 2 | EE | Hugo Estrada,
Alicia Martínez,
Oscar Pastor,
Juan Sánchez:
Generación de Especificaciones de Requisitos de Software a partor de Modelos de Negocios: Un Enfoque.
WER 2002: 177-193 | 
| 2001 | 
| 1 | EE | Hugo Estrada,
Alicia Martínez,
Oscar Pastor,
Javier Ortiz,
Octavio A. Ríos:
Generación Automática de un Esquema Conceptual OO a Partir de un Modelo Conceptual de Flujo de Traba.
WER 2001: 223-245 |