Breakdown of a streak via development of varicose secondary mode on the straight wing with pressure gradient Kozlov, V.V., Chernoray, V.G., Litvinenko, Yu.A., Löfdahl, L. 2004 Adv. in Turbulence X, Proc. of the Tenth European Turbulence Conference, Trondheim, Norway, 1–2, Jun. 29–Jul. 2 (ed. H. I. Andersson and P.-Å. Krogstad), CIMNE, Barcelona, Paper no 261 W Without Abstract   check pdf