Fernando A. C. C. Fontes. Nondegenerate Necessary Conditions for Linear Optimal Control Problems with Higher Index State Constraints. In 44th IEEE IEEE Conference on Decision and Control and 8th European Control Conference Control, CDC/ECC 2005, Seville, Spain, 12-15 December, 2005. pages 2149-2151, IEEE, 2005. [doi]
Abstract is missing.