Emilio García Roselló José Ayude José B. García-Schofield Manuel Pérez Cota Design principles for highly reusable concurrent object-oriented systems. 107-123 2002 1 Journal of Object Technology 1 http://www.jot.fm/issues/issue_2002_05/article3 db/journals/jot/jot1.html#Garcia-RoselloAGP02