S. Axler, P. Bourdon, and W. Ramey, Harmonic function theory, 2001.

D. Baronov and J. Baillieul, Autonomous vehicle control for ascending/descending along a potential field with two applications, 2008 American Control Conference, pp.678-683, 2008.
DOI : 10.1109/ACC.2008.4586571

B. Arranz, L. Seuret, A. Canudas-de-wit, and C. , Collaborative estimation of gradient direction by a formation of AUVs under communication constraints, Proceedings of the 50th IEEE conference on decision and control and European control conference, pp.5583-5588, 2011.
URL : https://hal.archives-ouvertes.fr/hal-00619482

E. Burian, D. Yoerger, A. Bradley, and H. Singh, Gradient search with autonomous underwater vehicles using scalar measurements, Proceedings of Symposium on Autonomous Underwater Vehicle Technology, pp.86-98, 1996.
DOI : 10.1109/AUV.1996.532404

C. Canudas-de-wit, F. Garin, R. Fabbiano, P. Rouchon, and A. Rousseau, Source localization using Poisson integrals, Proceedings of the 3rd IFAC workshop on distributed estimation and control in networked systems, 2012.
URL : https://hal.archives-ouvertes.fr/hal-00717193

J. Cochran, N. Ghods, and M. Krsti?, 3D nonholonomic source seeking without position measurement, 2008 American Control Conference, pp.3518-3523, 2008.
DOI : 10.1109/ACC.2008.4587038

J. Cochran, A. A. Siranosian, N. Ghods, and M. Krsti?, 3-D Source Seeking for Underactuated Vehicles Without Position Measurement, IEEE Transactions on Robotics, vol.25, issue.1, pp.117-129, 2009.
DOI : 10.1109/TRO.2008.2008742

G. B. Folland, Introduction to partial differential equations, 1995.

N. Ghods, Extremum-seeking for mobile robots, 2011.

N. Ghods and M. Krsti?, Multi-agent deployment arounde a source in one dimension by extremum seeking, Proceedings of the 2010 American control conference, pp.4794-4799, 2010.

A. Khapalov, Source localization and sensor placement in environmental monitoring, International Journal of Applied Mathematics and Computer Science, vol.20, issue.3, pp.445-458, 2010.
DOI : 10.2478/v10006-010-0033-3

P. Leopardi, A partition of the unit sphere into regions of equal area and small diameter, Electronic Transactions on Numerical Analysis, vol.25, pp.309-327, 2006.

J. Matthes, L. Gröll, and H. B. Keller, Source localization based on pointwise concentration measurements, Sensors and Actuators A: Physical, vol.115, issue.1, pp.32-37, 2004.
DOI : 10.1016/j.sna.2004.03.016

P. P. Menon and D. Ghose, Simultaneous source localization and boundary mapping for contaminants, 2012 American Control Conference (ACC), pp.4174-4179, 2012.
DOI : 10.1109/ACC.2012.6315528

A. R. Mesquita, J. Hespanha, and K. Åström, Optimotaxis: A Stochastic Multi-agent Optimization Procedure with Point Measurements, Proceedings of the 11th international workshop on hybrid systems: computation and control. Saint Louis, 2008.
DOI : 10.1007/978-3-540-78929-1_26

B. J. Moore and C. Canudas-de-wit, Source seeking via collaborative measurements by a circular formation of agents, Proceedings of the 2010 American Control Conference, 2010.
DOI : 10.1109/ACC.2010.5531473
URL : https://hal.archives-ouvertes.fr/hal-00536595

L. Moreau, R. Bachmayer, and N. E. Leonard, Coordinated gradient descent: a case study of Lagrangian dynamics with projected gradient information, Proceedings of the 2nd IFAC workshop on Lagrangian and Hamiltonian methods in nonlinear control, pp.57-62, 2003.

B. Porat and A. Nehorai, Localizing vapor-emitting sources by moving sensors, IEEE Transactions on Signal Processing, vol.44, issue.4, pp.1018-1021, 1996.
DOI : 10.1109/78.492560

M. Rabbat and R. Nowak, Distributed optimization in sensor networks, Proceedings of the third international symposium on Information processing in sensor networks , IPSN'04, pp.20-27, 2004.
DOI : 10.1145/984622.984626

E. B. Saffet and A. B. Kuijlaars, Distributing many points on a sphere, The Mathematical Intelligencer, vol.153, issue.1, pp.5-11, 1997.
DOI : 10.1007/BF03024331

S. S. Sahyoun, S. M. Djouadi, and H. Qi, Dynamic plume tracking using mobile sensors, Proceedings of the 2010 American Control Conference, pp.2915-2920, 2010.
DOI : 10.1109/ACC.2010.5531529

W. Wu, D. Chang, and F. Zhang, A bio-inspired robust 3D plume-tracking strategy using mobile sensor networks, Proceedings of the 52nd IEEE conference on decision and control, 2013.

W. Wu, I. D. Couzin, and F. Zhang, Bio-inspired Source Seeking with no Explicit Gradient Estimation*, Proceedings of the 3rd IFAC workshop on distributed estimation and control in networked systems, 2012.
DOI : 10.3182/20120914-2-US-4030.00024

Z. Yong, M. Qing-hao, W. Yuxiu, and Z. Ming, Distributed gas-source localization based on MMSE estimation with cooperative sensor networks, Proceedings of the 31st Chinese control conference, pp.6611-6616, 2012.

C. Zhang, D. Florêncio, D. E. Ba, and Z. Zhang, Maximum Likelihood Sound Source Localization and Beamforming for Directional Microphone Arrays in Distributed Meetings, IEEE Transactions on Multimedia, vol.10, issue.3, pp.538-548, 2008.
DOI : 10.1109/TMM.2008.917406