1. Two approaches for the analysis of masonry structures;Lourenço;HERON,1995
2. J.G. Rots, Structural masonry: an experimental/numerical basis for practical design rules (CUR report 171), Technical report, Civieltechnisch Centrum Uitvoering Research en Regelgeving, 1997.
3. A. Orduña, P.B. Lourenco, Limit analysis as a tool for the simplified assessment of ancient masonry structures, in: Proceedings of the Historical Constructions 2001, 2001, pp. 511–520.
4. Crack models for concrete: discrete or smeared? Fixed, multi-directional or rotating?;Rots;HERON,1989
5. On the conceptual equivalence of embedded strong discontinuity and smeared crack formulations;Wells;HERON,2001