M. Kendall, Experimental study of disturbances produced in a pretransitional laminar boundary layer by weak free-stream turbulence, pp.85-1695, 1985.

H. Gustavsson, Energy growth of three-dimensional disturbances in plane Poiseuille flow, Journal of Fluid Mechanics, vol.11, issue.-1, p.241, 1991.
DOI : 10.1146/annurev.fl.20.010188.002415

J. Schmid and D. S. Henningson, Stability and Transition in Shear Flows, 2001.
DOI : 10.1007/978-1-4613-0185-1

M. Andersson, D. S. Berggren, and . Henningson, Optimal disturbances and bypass transition in boundary layers, Physics of Fluids, vol.11, issue.1, pp.3-4, 1999.
DOI : 10.1063/1.869908

. Luchini, Reynolds-number independent instability of the boundary layer over a flat surface Part 2: Optimal perturbations, J. Fluid Mech, vol.4042, pp.8-9, 2000.

L. Dryden, Air flow in the boundary layer near plate, NACA Report, 1937.

I. Taylor, Some recent developments in the study of turbulence, Proceedings of the Fifth International Congress on Applied Mechanics, p.294, 1939.

J. C. Arnal and . Juillen, Contribution expérimentale à l'étude de la reptivité d'une couche limite laminaire à la turbulence de l'écoulement général, ONERA, Rapport Technique Nr, vol.1, p.5018, 1978.

S. Klebanoff, Effect of free-stream turbulence on the laminar boundary layer, Bull. Am. Phys. Soc, vol.10, p.1323, 1971.

L. Andersson, A. Brandt, D. S. Bottaro, and . Henningson, On the breakdown of boundary layer streaks, Journal of Fluid Mechanics, vol.428, issue.2, p.9, 2001.
DOI : 10.1017/S0022112000002421

L. Cossu and . Brandt, Stabilization of Tollmien???Schlichting waves by finite amplitude optimal streaks in the Blasius boundary layer, Physics of Fluids, vol.14, issue.8, p.7, 2002.
DOI : 10.1063/1.1493791
URL : https://hal.archives-ouvertes.fr/hal-01024915

C. Brandt, J. Cossu, P. Chomaz, D. S. Huerre, and . Henningson, On the convectively unstable nature of optimal streaks in boundary layers, Journal of Fluid Mechanics, vol.485, pp.2-3, 2003.
DOI : 10.1017/S0022112003004427
URL : https://hal.archives-ouvertes.fr/hal-01024920

L. Cossu and . Brandt, On Tollmien???Schlichting-like waves in streaky boundary layers, European Journal of Mechanics - B/Fluids, vol.23, issue.6
DOI : 10.1016/j.euromechflu.2004.05.001
URL : https://hal.archives-ouvertes.fr/hal-01024941

V. Boiko, K. J. Westin, B. G. Klingmann, V. V. Kozlov, and P. H. Alfredsson, Experiments in a boundary layer subjected to free stream turbulence. Part 2. The role of TS-waves in the transition process, Journal of Fluid Mechanics, vol.26, issue.-1, p.219, 1994.
DOI : 10.1017/S0022112094003095

T. and H. Komoda, Boundary layer transition in the presence of streamwise vortices, J. Aerosp. Sci, vol.29, p.440, 1962.

. Komoda, Nonlinear Development of Disturbance in a Laminar Boundary Layer, Physics of Fluids, vol.10, issue.9, p.7, 1967.
DOI : 10.1063/1.1762512

S. Kachanov and O. I. Tararykin, Experimental investigation of a relaxating boundary layer, Izv. SO AN SSSR, Ser. Tech. Nauk, vol.18, p.9, 1987.

A. Bakchinov, G. R. Grek, B. G. Klingmann, and V. V. Kozlov, Transition experiments in a boundary layer with embedded streamwise vortices, Physics of Fluids, vol.7, issue.4, p.820, 1995.
DOI : 10.1063/1.868605

B. White, Transient growth of stationary disturbances in a flat plate boundary layer, Physics of Fluids, vol.14, issue.12, p.4429, 2002.
DOI : 10.1063/1.1521124

A. V. Lindgren and . Johansson, Evaluation of the flow quality in the mtl wind-tunnel, 2002.

V. Johansson and P. H. Alfredsson, On the structure of turbulent channel flow, Journal of Fluid Mechanics, vol.8, issue.-1, p.295, 1982.
DOI : 10.1016/0017-9310(75)90214-8

S. Klebanoff, W. G. Cleveland, and K. D. Tidstrom, On the evolution of a turbulent boundary layer induced by a three-dimensional roughness element, Journal of Fluid Mechanics, vol.16, issue.-1, p.101, 1992.
DOI : 10.1017/S0022112074002370

M. Kendall, The Effect of Small-Scale Roughness on the Mean Flow Profile of a Laminar Boundary Layer, Instability and Transition, pp.2-9, 1990.
DOI : 10.1007/978-1-4612-3430-2_35

C. E. Gaster, T. L. Grosch, and . Jackson, The velocity field created by a shallow bump in a boundary layer, Physics of Fluids, vol.6, issue.9, pp.7-9, 1994.
DOI : 10.1063/1.868132

D. Joslin and C. E. Grosch, Growth characteristics downstream of a shallow bump: Computation and experiment, Physics of Fluids, vol.7, issue.12, p.3042, 1995.
DOI : 10.1063/1.868680

B. White and F. G. Ergin, Using laminar-flow velocity profiles to locate the wall behind roughness elements, Experiments in Fluids, vol.36, issue.5, p.805, 2004.
DOI : 10.1007/s00348-003-0766-y

D. S. Levin and . Henningson, Exponential vs Algebraic Growth and Transition Prediction in Boundary Layer Flow, Flow, Turbulence and Combustion (formerly Applied Scientific Research), vol.70, issue.1-4, p.183, 2003.
DOI : 10.1023/B:APPL.0000004918.05683.46

E. Grosch and H. Salwen, The continuous spectrum of the Orr-Sommerfeld equation. Part 1. The spectrum and the eigenfunctions, Journal of Fluid Mechanics, vol.73, issue.01, pp.3-3, 1978.
DOI : 10.1017/S002211207600147X

S. Hultgren and L. H. Gustavsson, Algebraic growth of disturbances in a laminar boundary layer, Physics of Fluids, vol.24, issue.6, p.1000, 1981.
DOI : 10.1063/1.863490

M. Asai, M. Minagawa, and . Nishioka, The instability and breakdown of a near-wall low-speed streak, Journal of Fluid Mechanics, vol.455, p.289, 2002.
DOI : 10.1017/S0022112001007431

C. R. Hunt, C. J. Abell, J. A. Peterka, and H. Woo, Kinematical studies of the flows around free or surface-mounted obstacles; applying topology to flow visualization, Journal of Fluid Mechanics, vol.13, issue.01, p.179, 1978.
DOI : 10.1143/JPSJ.16.995

S. Acarlar and C. R. Smith, A study of hairpin vortices in a laminar boundary layer. Part 1. Hairpin vortices generated by a hemisphere protuberance, Journal of Fluid Mechanics, vol.87, issue.-1, p.1, 1987.
DOI : 10.1143/JPSJ.11.1104

M. Dèlery, Robert Legendre and Henri Werl??: Toward the Elucidation of Three-Dimensional Separation, Annual Review of Fluid Mechanics, vol.33, issue.1, p.129, 2001.
DOI : 10.1146/annurev.fluid.33.1.129

E. Tumin and . Reshotko, The Problem of Boundary Layer Flow Encountering a Three-dimensional Hump Revisited, 42nd AIAA Aerospace Sciences Meeting and Exhibit, pp.4-0101, 2004.
DOI : 10.2514/6.2004-101

B. White and F. G. Ergin, Receptivity and Transient Growth of Roughness-Induced Disturbances, 33rd AIAA Fluid Dynamics Conference and Exhibit, pp.3-4243, 2003.
DOI : 10.2514/6.2003-4243

P. H. Matsubara and . Alfredsson, Disturbance growth in boundary layers subjected to free-stream turbulence, Journal of Fluid Mechanics, vol.430, pp.4-9, 2001.
DOI : 10.1017/S0022112000002810

M. H. Fransson and P. H. Alfredsson, On the disturbance growth in an asymptotic suction boundary layer, Journal of Fluid Mechanics, vol.482, p.1, 2003.
DOI : 10.1017/S0022112003003926