Perforated sheets as the porous material for a suction-flap application

Author:	Dannenberg, Robert E
Additional Authors:	Weiburg, James A
Year:	1957
Document Type:	N/A
Series:	NACA Technical Notes
Report Number:	NACA-TN-4038
Link:	https://digital.library.unt.edu/ark:/67531/metadc56417/