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01735nam a2200385Ia 4500 |
| 001 |
e17fd6b0-a483-433e-a0f9-b5245db37b23 |
| 005 |
20230825000000.0 |
| 008 |
060720s1983 mdua bb f000 0 eng d |
| 035 |
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|a (OCoLC-M)70660925
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| 037 |
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|a N 84-21488
|b NASA
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| 040 |
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|a TXU
|c TXU
|d GPO
|d MvI
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| 050 |
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4 |
|a QB860
|b .B65 1983
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| 074 |
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|a 0830-D (MF)
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| 086 |
0 |
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|a NAS 1.15:85069
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| 100 |
1 |
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|a Boldt, Elihu
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| 245 |
1 |
0 |
|a Optical characteristics of young quasars as sources of the cosmic x-ray background
|h [microform] /
|c Elihu Boldt and Darryl Leiter
|
| 260 |
|
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|a Greenbelt, Md. :
|b National Aeronautics and Space Administration, Goddard Space Flight Center,
|c [1983]
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| 300 |
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|a 18, [7] p. :
|b ill. ;
|c 28 cm
|
| 490 |
1 |
|
|a NASA technical memorandum ;
|v 85069
|
| 500 |
|
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|a "July 1983."
|
| 504 |
|
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|a Includes bibliographical references (p. 17-18)
|
| 533 |
|
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|a Microfiche
|b [Washington, D.C. :
|c National Aeronautics andSpace Administration],
|d 1984.
|e 1 microfiche : negative.
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| 596 |
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|a 1
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| 650 |
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0 |
|a Quasars
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| 650 |
|
0 |
|a X-ray sources, Galactic
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| 650 |
|
0 |
|a X-ray spectroscopy
|
| 650 |
|
7 |
|a Background radiation
|2 nasat
|
| 650 |
|
7 |
|a Cosmic x rays
|2 nasat
|
| 650 |
|
7 |
|a Quasars
|2 nasat
|
| 650 |
|
7 |
|a X ray spectra
|2 nasat
|
| 700 |
1 |
|
|a Leiter, Darryl J
|
| 710 |
2 |
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|a Goddard Space Flight Center
|
| 830 |
|
0 |
|a NASA technical memorandum
|v 85069
|
| 999 |
1 |
0 |
|i e17fd6b0-a483-433e-a0f9-b5245db37b23
|l a7732538
|s US-CST
|m optical_characteristics_of_young_quasars_as_sources_of_the_cosmic_x_ramicro1983_______natioa________________________________________boldt__elihu_______________________nas_1_15_85069p
|
| 999 |
1 |
1 |
|l a7732538
|s ISIL:US-CST
|t BKS
|a GREEN FED-DOCS
|b 7732538-1001
|c NAS 1.15:85069
|d SUDOC
|x GOVSTKS
|y 7732538-1001
|p LOANABLE
|