1. Alefeld, G., Herzberger, J.: Introduction to Interval Computations. Academic Press, New York (1983)
2. Bhattacharyya, S.P., Datta, A., Keel, L.H.: Linear Control Theory: Structure, Robustness, and Optimization. CRC, Boca Raton (2009)
3. Bhattacharyya, S.P., Keel, L.H., Mohsenizadeh, D.N.: Linear Systems: A Measurement Based Approach. Springer, Berlin (2013)
4. Deif, A.: Sensitivity Analysis in Linear Systems. Springer, New York (1986)
5. Elizondo-Gonzalez, C.: Necessary and sufficient conditions for robust positivity of polynomic functions via sign decomposition. In: 3rd IFAC Symposium on Robust Control Design. Prague, Czech Republic (2000)