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"SDN:L05::153" .
"2010-02-19 11:58:13.0" .
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"" .
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"2010-02-19 11:58:13.0" .
"SDN:L05::153" .
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"An energy source of unspecified frequency plus a single string of towed hydrophones (streamer) that determine geologic structure by detecting waves reflected by subsurface layers."@en .
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"2" .
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"SDN:L05::153" .
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"2" .
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"accepted"@en .
"false" .
"single-channel seismic reflection systems"@en .
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