TY - BOOK TI - The SAO NASA Astrophysics Data System CY - Cambridge, MA PB - Smithsonian Astrophysical Observatory M1 - PUBDB-2024-00902 SP - Online resource PY - 1997 N1 - Free access AB - ADS maintains three bibliographic collections containing more than 15 million records covering publications in astronomy and astrophysics, physics, and general science, including all arXiv e-prints. KW - Astronomy (DE-H253) KW - Astrophysics (DE-H253) KW - Database (DE-H253) KW - Physics (DE-H253) KW - General science (DE-H253) LB - PUB:(DE-HGF)28 UR - https://bib-pubdb1.desy.de/record/603714 ER -