V. Andrieu, G. Besancon, and U. Serres, Observability necessary conditions for the existence of observers, 52nd IEEE Conference on Decision and Control, 2013.
DOI : 10.1109/CDC.2013.6760573

URL : https://hal.archives-ouvertes.fr/hal-00860486

V. Andrieu, B. Jayawardhana, and L. Praly, On transverse exponential stability and its use in incremental stability, observer and synchronization, 52nd IEEE Conference on Decision and Control, 2013.
DOI : 10.1109/CDC.2013.6760822

URL : https://hal.archives-ouvertes.fr/hal-00971475

V. Andrieu, B. Jayawardhana, and S. Tarbouriech, Necessary and sufficient condition for local exponential synchronization of nonlinear systems, 2015 54th IEEE Conference on Decision and Control (CDC), 2015.
DOI : 10.1109/CDC.2015.7402586

V. Andrieu, B. Jayawardhana, and S. Tarbouriech, Some results on exponential synchronization of nonlinear systems (long version). arXiv preprint, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01324150

D. Angeli, Further results on incremental input-to-state stability. Automatic Control, IEEE Transactions on, vol.54, issue.6, pp.1386-1391, 2009.
DOI : 10.1109/tac.2009.2015561

Z. Arststein, Stabilization with relaxed controls, Nonlinear Analysis: Theory, Methods & Applications, vol.7, issue.11, pp.1163-1173, 1983.
DOI : 10.1016/0362-546X(83)90049-4

N. Chopra, Output Synchronization on Strongly Connected Graphs, IEEE Transactions on Automatic Control, vol.57, issue.11, pp.2896-2901, 2014.
DOI : 10.1109/TAC.2012.2193704

D. Persis and B. Jayawardhana, Coordination of Passive Systems under Quantized Measurements, SIAM Journal on Control and Optimization, vol.50, issue.6, pp.3155-3177, 2012.
DOI : 10.1137/110844994

C. , D. Persis, and B. Jayawardhana, On the internal model principle in formation control and in output synchronization of nonlinear systems, Proc. 51st IEEE Conference on Decision and Control, 2012.

C. , D. Persis, and B. Jayawardhana, On the internal model principle in the coordination of nonlinear systems, IEEE Transactions on Control of Network Systems, 2014.

F. Forni, R. Sepulchre, A. J. Van, and . Schaft, On differential passivity of physical systems, 52nd IEEE Conference on Decision and Control, pp.6580-6585, 2013.
DOI : 10.1109/CDC.2013.6760930

B. C. Goodwin, Oscillatory behaviour in enzymatic control processes Advances in Enzyme Regulation, pp.425-428, 1965.

A. Hamadeh, G. Stan, R. Sepulchre, and J. Goncalves, Global State Synchronization in Networks of Cyclic Feedback Systems, IEEE Transactions on Automatic Control, vol.57, issue.2, pp.478-483, 2012.
DOI : 10.1109/TAC.2011.2164015

A. Isidori, L. Marconi, and G. Casadei, Robust output synchronization of a network of heterogeneous nonlinear agents via nonlinear regulation theory, IEEE Trans. on Automatic Control, issue.10, pp.592680-2692, 2014.

R. Olfati-saber, J. A. Fax, and R. M. Murray, Consensus and Cooperation in Networked Multi-Agent Systems, Proceedings of the IEEE, vol.95, issue.1, pp.215-233, 2007.
DOI : 10.1109/JPROC.2006.887293

A. Pavlov, N. Van-de-wouw, and H. Nijmeijer, Uniform Output Regulation of Nonlinear Systems: A convergent Dynamics Approach, Systems & Control: Foundations and Applications. Birkhäuser, 2005.
DOI : 10.1007/0-8176-4465-2

A. Y. Pogromsky and H. Nijmeijer, Cooperative oscillatory behavior of mutually coupled dynamical systems, IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications, vol.48, issue.2, p.152162, 2001.
DOI : 10.1109/81.904879

R. G. Sanfelice and L. Praly, Convergence of nonlinear observers on R n with a riemannian metric (part i) Automatic Control, IEEE Transactions on, vol.57, issue.7, pp.1709-1722, 2012.

R. G. Sanfelice and L. Praly, Solution of a Riccati equation for the design of an observer contracting a Riemannian distance, 2015 54th IEEE Conference on Decision and Control (CDC), pp.4996-5001, 2015.
DOI : 10.1109/CDC.2015.7403000

URL : https://hal.archives-ouvertes.fr/hal-01250488

A. Sarlette, R. Sepulchre, and N. E. Leonard, Autonomous rigid body attitude synchronization, Automatica, vol.45, issue.2, pp.572-577, 2009.
DOI : 10.1016/j.automatica.2008.09.020

URL : http://www.princeton.edu/~naomi/publications/2007/SSLcdc07.pdf

L. Scardovi, M. Arcak, and E. D. Sontag, Synchronization of Interconnected Systems With Applications to Biochemical Networks: An Input-Output Approach, IEEE Transactions on Automatic Control, vol.55, issue.6, pp.1367-1379, 2010.
DOI : 10.1109/TAC.2010.2041974

L. Scardovi and R. Sepulchre, Synchronization in networks of identical linear systems, Automatica, vol.45, issue.11, pp.2557-2562, 2009.
DOI : 10.1016/j.automatica.2009.07.006

E. D. Sontag, A Lyapunov-Like Characterization of Asymptotic Controllability, SIAM Journal on Control and Optimization, vol.21, issue.3, pp.462-471, 1983.
DOI : 10.1137/0321028

P. Wieland, R. Sepulchre, and F. Allgöwer, An internal model principle is necessary and sufficient for linear output synchronization, Automatica, vol.47, issue.5, pp.1068-1074, 2011.
DOI : 10.1016/j.automatica.2011.01.081

M. Zamani and P. Tabuada, Backstepping design for incremental stability. Automatic Control, IEEE Transactions on, vol.56, issue.9, pp.2184-2189, 2011.
DOI : 10.1109/tac.2011.2158135

URL : http://arxiv.org/pdf/1005.4957

M. Zamani, N. Van-de-wouw, and R. Majumdar, Backstepping controller synthesis and characterizations of incremental stability, Systems & Control Letters, vol.62, issue.10, pp.949-962, 2013.
DOI : 10.1016/j.sysconle.2013.07.002