1. Arima, N., Okazaki, H., Nakano, H.: A generation mechanism of canards in a piecewise linear system. Trans. IEICE, A 80(3), 447–453 (1997)
2. Baer, S., Erneux, T., Rinzel, J.: The slow passage through a Hopf bifurcation: delay, memory effects, and resonance. SIAM J. Appl. Math. 49(1), 55–71 (1989)
3. Benoît, E., Callot, J.-L., Diener, F., Diener, M.: Chasse au canard. Collectanea Mathematica 32(1–2), 37–119 (1981)
4. Bertram, R., Butte, M.J., Kiemel, T., Sherman, A.: Topological and phenomenological classification of bursting oscillations. Bull. Math. Biol. 57(3), 413–439 (1995)
5. Carmona, V., Fernández-García, S., Teruel, A.E.: Saddle-node canard cycles in planar piecewise linear differential systems (2020). arXiv:2003.14112 [math.DS]