Real-time Obscurances with Color Bleeding (the three cubes demo). - Àlex Méndez-Feliu; Mateu Sbert; Jordi Catà (Eurographics (Slides and Videos), 2003)

Obscurances for ray-tracing. - Àlex Méndez-Feliu; Mateu Sbert; László Neumann (Eurographics (Posters), 2003)

Real-time obscurances with color bleeding. - Àlex Méndez-Feliu; Mateu Sbert; Jordi Catà (SCCG, 2003)

Combining light animation with obscurances for glossy environments. - Àlex Méndez-Feliu; Mateu Sbert (Comput. Animat. Virtual Worlds, 2004)

Reusing Frames in Camera Animation. - Àlex Méndez-Feliu; Mateu Sbert; László Szirmay-Kalos (J. WSCG, 2006)

Fast photorealistic techniques to simulate global illumination in videogames and virtual environments. - Àlex Méndez-Feliu (2007)

From obscurances to ambient occlusion: A survey. - Àlex Méndez-Feliu; Mateu Sbert (Vis. Comput., 2009)