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| LEADER |
00000cam a2200000Ia 4500 |
| 001 |
in00002783048 |
| 005 |
20211120170441.0 |
| 006 |
m d f |
| 007 |
cr bn||||||||| |
| 008 |
121026s1989 nyua obt f000 0 eng d |
| 035 |
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|a (OCoLC)ocn814512747
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| 040 |
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|a GPO
|c GPO
|d GPO
|d MvI
|d UtOrBLW
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| 049 |
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|a WWW
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| 074 |
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|a 0830-H-14 (online)
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| 086 |
0 |
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|a NAS 1.26:185864
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| 100 |
1 |
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|a Robertson, J. S.
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| 245 |
1 |
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|a Low-frequency sound propagation modeling over a locally-reacting boundary using the parabolic approximation /
|c by J. S. Robertson, W. L. Siegmann and M. J. Jacobson.
|
| 264 |
|
1 |
|a Troy, N.Y. :
|b Department of Mathematical Sciences, Rensselaer Polytechnic Institute ;
|a Hampton, Va. :
|b National Aeronautics and Space Administration, Langley Research Center,
|c [1989]
|
| 300 |
|
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|a 1 online resource (13 pages, 12 unnumbered pages) :
|b illustrations
|
| 336 |
|
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|a text
|b txt
|2 rdacontent
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| 337 |
|
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|a computer
|b c
|2 rdamedia
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| 338 |
|
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|a online resource
|b cr
|2 rdacarrier
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| 490 |
1 |
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|a NASA contractor report ;
|v NASA-CR-185864]
|
| 490 |
0 |
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|a RPI math. rep. ;
|v no. 175
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| 500 |
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|a Title from title screen (viewed on Oct. 26, 2012).
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| 500 |
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|a "August 31, 1989."
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| 504 |
|
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|a Includes bibliographical references (pages 10-12).
|
| 536 |
|
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|a This work is sponsored by National Aeronautics and Space Administration, Langley Research Center, research grant no.
|c NAG-1-929
|
| 500 |
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|a Electronic resource.
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| 650 |
|
7 |
|a Finite difference theory.
|2 nasat
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| 650 |
|
7 |
|a Low frequencies.
|2 nasat
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| 650 |
|
7 |
|a Mathematical models.
|2 nasat
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| 650 |
|
7 |
|a Sound propagation.
|2 nasat
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| 700 |
1 |
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|a Siegmann, W. L.
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| 700 |
1 |
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|a Jacobson, M. J.
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| 710 |
2 |
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|a Rensselaer Polytechnic Institute.
|b Department of Mathematical Sciences.
|
| 710 |
2 |
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|a Langley Research Center.
|
| 776 |
0 |
8 |
|i Print version:
|a Robertson, J. S.
|t Low-frequency sound propagation modeling over a locally-reacting boundary using the parabolic approximation.
|w (OCoLC)814512753
|
| 776 |
0 |
8 |
|i Microfiche:
|a Robertson, J. S.
|t Low-frequency sound propagation modeling over a locally-reacting boundary using the parabolic approximation.
|w (OCoLC)814508976
|
| 830 |
|
0 |
|a NASA contractor report ;
|v NASA CR-185864.
|
| 856 |
4 |
0 |
|u https://purl.fdlp.gov/GPO/gpo29960
|t 0
|
| 999 |
|
|
|a MARS
|
| 999 |
f |
f |
|s 94f52cf6-0c74-3fc5-9f75-d3842e7b7838
|i 01b1a68b-8526-31af-9872-21419a3f51e5
|t 0
|
| 952 |
f |
f |
|a Texas A&M University
|b College Station
|c Electronic Resources
|d Available Online
|t 0
|e NAS 1.26:185864
|h Superintendent of Documents classification
|
| 998 |
f |
f |
|a NAS 1.26:185864
|t 0
|l Available Online
|