On the influence of collinear surface waves on turbulence in smooth-bed open-channel flows C. Peruzzi, D. Vettori, D. Poggi, P. Blondeaux, L. Ridolfi, C. Manes (2021) On the influence of collinear surface waves on turbulence in smooth-bed open-channel flows, In: JOURNAL OF FLUID MECHANICS, ISSN: 0022-1120