Astrophysics Data System

digital library portal for researchers in astronomy and physics, operated by the Smithsonian Astrophysical Observatory

en-US/ˌæstɹoʊˈfɪzɪks ˈdædə ˈsɪstəm/
en-GB/ˌæstɹəʊˈfɪzɪks ˈdeɪtə ˈsɪstəm/

カテゴリ：

bibliographic databasedata libraryopen-access repository