Flow past a self-oscillating airfoil with two degrees of freedom: measurements and simulations Petr Šidlof, Martin Štěpán, Václav Vlček, Václav Řidký, David Šimurda and Jaromír Horáček EPJ Web of Conferences, 67 (2014) 02108 Published online: 25 March 2014 DOI: 10.1051/epjconf/20146702108