Results 141 to 150 of about 44,118 (256)

Aeronautical Engineering: A special bibliography with indexes, supplement 48 [PDF]

open access: yes
This special bibliography lists 291 reports, articles, and other documents introduced into the NASA scientific and technical information system in August ...

core   +1 more source

Helicopter noise regulations: An industry perspective [PDF]

open access: yes
A review of helicopter noise measurement programs and noise reduction/economic studies of FAA is given along with a critique of a study which addresses the economic impact of noise reduction on helicopter noise.
Wagner, R. A.
core   +1 more source

Civil helicopter noise assessment study Boeing-Vertol model 347 [PDF]

open access: yes
A study was conducted to forecast the noise restrictions which may be imposed on civil transport helicopters in the 1975-1985 time period. Certification and community acceptance criteria were predicted. A 50 passenger tandem rotor helicopter based on the
Hinterkeuser, E. G., Sternfeld, H., Jr.
core   +1 more source

Prehospital whole blood transfusion in hemorrhagic shock: A systematic review

open access: yes
Transfusion, Volume 66, Issue S1, Page S376-S390, May 2026.
Pierre‐Marc Dion   +8 more
wiley   +1 more source

Study of an advanced General Aviation Turbine Engine (GATE) [PDF]

open access: yes
The best technology program for a small, economically viable gas turbine engine applicable to the general aviation helicopter and aircraft market for 1985-1990 was studied.
Curry, C. E.   +7 more
core   +1 more source

V/STOL aircraft configurations and opportunities in the Pacific Basin [PDF]

open access: yes
Advanced aircraft configurations offer new transportation options for the Pacific Basin. Described is a range of vehicles from low-disk to high-disk loading aircraft, including high-speed rotorcraft, subsonic vertical and short takeoff and landing (V ...
Albers, James A., Zuk, John
core   +1 more source

Cost dynamics of helicopter emergency services: A Hungarian example. [PDF]

open access: yesHeliyon, 2023
Szabó BÁ, István Kobolka, Zádori I.
europepmc   +1 more source

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