Periodic Solutions of Differential Algebraic Equations with Time Delays: Computation and Stability Analysis.

Tatyana Luzyanina Dirk Roose Periodic Solutions of Differential Algebraic Equations with Time Delays: Computation and Stability Analysis. 67-84 2006 16 I. J. Bifurcation and Chaos 1 http://dx.doi.org/10.1142/S0218127406014599 db/journals/ijbc/ijbc16.html#LuzyaninaR06