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Journal Article

Estimating frequency-dependent attenuation quality factor values from prestack surface seismic data

James Beckwith, Roger Clark, Linda Hodgson
Journal: Geophysics
Published: 09 November 2016
Geophysics (2017) 82 (1): O11–O22.
DOI: https://doi.org/10.1190/geo2016-0169.1
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Robust prestack Q -determination using surface seismic data: Part 1 — Method and synthetic examples

Carl Reine, Roger Clark, Mirko van der Baan
Journal: Geophysics
Published: 08 February 2012
Geophysics (2012) 77 (1): R45–R56.
DOI: https://doi.org/10.1190/geo2011-0073.1
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Robust prestack Q -determination using surface seismic data: Part 2 — 3D case study

Carl Reine, Roger Clark, Mirko van der Baan
Journal: Geophysics
Published: 03 February 2012
Geophysics (2012) 77 (1): B1–B10.
DOI: https://doi.org/10.1190/geo2011-0074.1
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The robustness of seismic attenuation measurements using fixed- and variable-window time-frequency transforms

Carl Reine, Mirko van der Baan, Roger Clark
Journal: Geophysics
Published: 11 March 2009
Geophysics (2009) 74 (2): WA123–WA135.
DOI: https://doi.org/10.1190/1.3043726
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Errors in Radar CMP Velocity Estimates Due to Survey Geometry, and Their Implication for Ice Water Content Estimation

Brian Edward Barrett, Tavi Murray, Roger Clark
Published: 01 March 2007
Journal of Environmental and Engineering Geophysics (2007) 12 (1): 101–111.
DOI: https://doi.org/10.2113/JEEG12.1.101
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The origin of primary lead ores; discussion

Roger Clark Wells
Journal: Economic Geology
Published: 01 March 1938
Economic Geology (1938) 33 (2): 216–217.
DOI: https://doi.org/10.2113/gsecongeo.33.2.216
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Observations on the minor constituents of petroleum

Roger Clark Wells
Journal: Economic Geology
Published: 01 May 1925
Economic Geology (1925) 20 (3): 286–288.
DOI: https://doi.org/10.2113/gsecongeo.20.3.286
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Electrochemical activity between solutions and ores

Roger Clark Wells
Journal: Economic Geology
Published: 01 September 1913
Economic Geology (1913) 8 (6): 571–577.
DOI: https://doi.org/10.2113/gsecongeo.8.6.571
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The role of hydrolysis in geological chemistry

Roger Clark Wells
Journal: Economic Geology
Published: 01 April 1911
Economic Geology (1911) 6 (3): 211–217.
DOI: https://doi.org/10.2113/gsecongeo.6.3.211
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The fractional precipitation of sulphides

Roger Clark Wells
Journal: Economic Geology
Published: 01 January 1910
Economic Geology (1910) 5 (1): 1–14.
DOI: https://doi.org/10.2113/gsecongeo.5.1.1
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