1. Cobb, D., On the solution of linear differential equations with singular
coefficients, J. Differ. Equat., 1982, vol. 46,
pp. 310–323.
2. Verghese, G.C., Levy, B., and Kailath, T., A generalized state-space for
singular systems, IEEE Trans. Autom. Control, 1981,
vol. AC-26, no. 4, pp. 811–831.
3. Boyarintsev, Yu.E. and Chistyakov, V.F., Algebro-differentsial’nye
sistemy: metody resheniya i issledovaniya (Differential-Algebraic Systems: Solution
and Research Methods), Novosibirsk: Nauka, 1998.
4. Cobb, D., Controllability, observability, and duality in singular systems,
IEEE Trans. Autom. Control, 1984, vol. AC-29, no. 12,
pp. 1076–1082.
5. Dai, L., Singular Control System. Lecture Notes
in Control and Information Sciences. Vol. 118 , Berlin–Heidelberg–New York:
Springer, 1989.