1. G. Boudol. Asynchrony and the π-calculus (note), Rapport de Recherche 1702, INRIA Sofia-Antipolis, May 1992
2. L. Caires, A model for declarative programming and specification with concurrency and mobility, PhD thesis, Dept. de Informática, FCT, Universidade Nova de Lisboa, 1999
3. L. Caires. A specification logic for mobility, Technical Report 4, Dept. de Informática, FCT, Universidade Nova de Lisboa, 2000
4. A spatial logic for concurrency (Part I);Caires,2001
5. A spatial logic for concurrency (Part II);Caires,2002