1. Ben-Haim, Y. and Elishakoff, I., Convex Models of Uncertainties in Applied Mechanics. Elsevier Science Publisher, Amsterdam, 1990
2. On the uncertainty triangle;Elishakoff;Shock Vibr. Dig.,1990
3. Structural design under bounded uncertainty: Optimization with anti-optimization;Elishakoff;Computers Structures,1994
4. Lombardi, M., Ottimizzazione strutturale: Metodo a due passi e applicazioni a strutture in materiale composito. Doctorate dissertation, Polytechnic of Milan, Italy, 1994 (in Italian)
5. Haftka, R. T. and Gurdal, Z., Element of Structural Optimization, 3rd edn. Kluwer Academic Publisher, Dortrech, 1992