NASA technical note TN (series). D-7309. Improved method for design of expansion-chamber mufflers with application to operational helicopter [with list of references]; by Tony L. Parrott.
Publication Title:
Improved method for design of expansion-chamber mufflers with application to operational helicopter [with list of references]; by Tony L. Parrott.
Display Title:
NASA technical note TN (series). D-7309. Improved method for design of expansion-chamber mufflers with application to operational helicopter [with list of references]; by Tony L. Parrott.