*The material contained in this document is based upon work supported by a National Aeronautics and Space Administration (NASA) grant or cooperative agreement. Any opinions, findings, …

The SAO/NASA Astrophysics Data System Abstract Service provides a gateway to the online Astronomy and Physics literature. You can navigate this content using the following query …

2007年8月28日 · Smithsonian/NASA Astrophysics Data System (ADS) The ADS maintains collections of scientific publications containing more than 15 million records covering …

For information about Airworthiness Directives (AD) from other countries visit the following websites. Brazil National Civil Aviation Agency (Agencia Nacional de Aviacao Civil - ANAC)

The SAO/NASA Astrophysics Data System (ADS) is a Digital Library portal for researchers in Astronomy and Physics, operated by the Smithsonian Astrophysical Observatory (SAO) under …

Journal/Volume/Page Service: find a record in ADS cited by journal, volume and page. Article Service: view and print scanned pages of publications digitized by ADS. Scanned Historical …

2021年1月1日 · Airworthiness Directives (ADs) are issued to address unsafe conditions. Aircraft on the UK Register are required to comply with all applicable Airworthiness Directives. As a …

NAA ADs can be obtained directly from the applicable NAA website. Links to NAA websites are available on the CAA website at: The date above indicates the amendment date of this …

SAO/NASA Astrophysics Data System Modern interface (neo)Classical interface (neo)Classical interface

NASA's Astrophysics Data System offers a powerful, streamlined platform for accessing astrophysics data.