1. Bendsøe, M., Ben-Tal, A., & Zowe, J. (1994). Optimization methods for truss geometry and topology design. Structural Optimization, 7, 141–159.
2. Dorn, W., Gomory, R., & Greenberg, H. (1964). Automatic design of optimal structures. Journal of de Mécanique, 3, 25–52.
3. Hemp, W. (1973). Optimum structures. Oxford: Clarendon Press.
4. Michell, A. (1904). The limits of economy of material in frame structures. Philosophical Magazine, 8, 589–597.
5. Recski, A. (1989). Matroid theory and its applications in electric network theory and in statics. Berlin-Heidelberg-New York: Springer.