@article{Alfonsi_2013 author = {Giancarlo Alfonsi and Agostino Lauria and Leonardo Primavera}, title = {PROPER ORTHOGONAL FLOW MODES IN THE VISCOUS-FLUID WAVE-DIFFRACTION CASE}, journal = {Journal of Flow Visualization and Image Processing}, issn = {1065-3090}, year = {2013}, volume = {20}, number = {4}, pages = {227--241} }