- You have accessAccess DeniedCase History: Integrated wide-angle and near-vertical subbasalt study using large-aperture seismic data from the Faeroe–Shetland regionJuergen Fruehn, Moritz M. Fliedner, Robert S. WhiteGeophysics, v. 66, i. 5, p. 1340-1348, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487079
- You have accessAccess DeniedCase History: Comparison of linear regression and a probabilistic neural network to predict porosity from 3-D seismic attributes in Lower Brushy Canyon channeled sandstones, southeast New MexicoDaniel J. Leiphart, Bruce S. HartGeophysics, v. 66, i. 5, p. 1349-1358, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487080

- You have accessAccess DeniedThree-parameter AVO crossplotting in anisotropic mediaHe Chen, John P. Castagna, Raymon L. Brown, Antonio C. B. RamosGeophysics, v. 66, i. 5, p. 1359-1363, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487081

- You have accessAccess DeniedFast Frechet derivative calculation using an auxiliary source array method: An application to array resistivity measurementsTsili Wang, Alberto MezzatestaGeophysics, v. 66, i. 5, p. 1364-1371, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487082

- You have accessAccess DeniedA comparison of data from airborne, semi-airborne, and ground electromagnetic systemsRichard S. Smith, A. Peter Annan, Patrick D. McGowanGeophysics, v. 66, i. 5, p. 1379-1385, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487084
- You have accessAccess Denied3-D electromagnetic anisotropy modeling using finite differencesTsili Wang, Sheng FangGeophysics, v. 66, i. 5, p. 1386-1398, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1486779
- You have accessAccess DeniedDirect inversion of the apparent complex-resistivity spectrumJ. Xiang, N. B. Jones, D. Cheng, F. S. SchlindweinGeophysics, v. 66, i. 5, p. 1399-1404, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487085
- You have accessAccess DeniedElectromagnetic induction in a layered earth with arbitrary anisotropyC. Yin, H.-M. MaurerGeophysics, v. 66, i. 5, p. 1405-1416, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487086

- You have accessAccess DeniedSeismoelectric wave conversions in porous media: Field measurements and transfer function analysisStéphane Garambois, Michel DietrichGeophysics, v. 66, i. 5, p. 1417-1430, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487087

- You have accessAccess DeniedLocalization of maximum-depth gravity anomaly sources by a distribution of equivalent point massesPaolo Mauriello, Domenico PatellaGeophysics, v. 66, i. 5, p. 1431-1437, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487088
- You have accessAccess DeniedThree-dimensional gravity inversion using simulated annealing: Constraints on the diapiric roots of allochthonous salt structuresSeiichi Nagihara, Stuart A. HallGeophysics, v. 66, i. 5, p. 1438-1449, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487089

- You have accessAccess DeniedReservoir characterization using seismic waveform and feedforword neural networksP. An, W. M. Moon, F. KalantzisGeophysics, v. 66, i. 5, p. 1450-1456, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487090
- You have accessAccess DeniedEmpirical estimation of viscoelastic seismic parameters from petrophysical properties of sandstoneAdam P. Koesoemadinata, George A. McMechanGeophysics, v. 66, i. 5, p. 1457-1470, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487091

- You have accessAccess DeniedOrbital vibrator seismic source for simultaneous
*P*- and*S*-wave crosswell acquisitionThomas M. Daley, Dale CoxGeophysics, v. 66, i. 5, p. 1471-1480, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487092

- You have accessAccess DeniedTraveltime inversion for 2-D anomaly structuresDanilo R. VelisGeophysics, v. 66, i. 5, p. 1481-1487, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487093

- You have accessAccess DeniedAutomatic event picking in prestack migrated gathers using a probabilistic neural networkMichael E. Glinsky, Grace A. Clark, Peter K. Z. Cheng, K. R. Sandhya Devi, James H. Robinson, Gary E. FordGeophysics, v. 66, i. 5, p. 1488-1496, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487094
- You have accessAccess DeniedParsimonious 2-D poststack Kirchhoff depth migrationBiao-Long Hua, George A. McMechanGeophysics, v. 66, i. 5, p. 1497-1503, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487095
- You have accessAccess DeniedDirect Fourier migration for vertical velocity variationsGary F. MargraveGeophysics, v. 66, i. 5, p. 1504-1514, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487096
- You have accessAccess DeniedPhase correction in separating
*P*- and*S*-waves in elastic dataRobert Sun, Jinder Chow, Kuang-Jung ChenGeophysics, v. 66, i. 5, p. 1515-1518, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487097 - You have accessAccess DeniedScalar reverse-time depth migration of prestack elastic seismic dataRobert Sun, George A. McMechanGeophysics, v. 66, i. 5, p. 1519-1527, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487098
- You have accessAccess Denied2-D wavepath migrationH. Sun, G. T. SchusterGeophysics, v. 66, i. 5, p. 1528-1537, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487099

- You have accessAccess DeniedScalar generalized-screen algorithms in transversely isotropic media with a vertical symmetry axisJérôme H. Le Rousseau, Maarten V. de HoopGeophysics, v. 66, i. 5, p. 1538-1550, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487100
- You have accessAccess DeniedModeling and imaging with the scalar generalized-screen algorithms in isotropic mediaJérôme H. Le Rousseau, Maarten V. de HoopGeophysics, v. 66, i. 5, p. 1551-1568, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487101
- You have accessAccess DeniedNumerical modeling and interpretation of drillstring wavesFlavio Poletto, Massimo Malusa, Francesco MirandaGeophysics, v. 66, i. 5, p. 1569-1581, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487102

- You have accessAccess DeniedImaging refractors with the convolution sectionDerecke PalmerGeophysics, v. 66, i. 5, p. 1582-1589, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487103
- You have accessAccess DeniedResolving refractor ambiguities with amplitudesDerecke PalmerGeophysics, v. 66, i. 5, p. 1590-1593, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487104

- You have accessAccess DeniedMultidimensional signature deconvolution and free-surface multiple elimination of marine multicomponent ocean-bottom seismic dataLasse Amundsen, Luc T. Ikelle, Lars E. BergGeophysics, v. 66, i. 5, p. 1594-1604, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1486770
- You have accessAccess DeniedEstimation of pulse shaping for well logsK. SølnaGeophysics, v. 66, i. 5, p. 1605-1611, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487105
- You have accessAccess DeniedReducing source-generated noise in shallow seismic data using linear and hyperbolic
*τ*-*p*transformationsRoman Spitzer, Frank O. Nitsche, Alan G. GreenGeophysics, v. 66, i. 5, p. 1612-1621, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487106

- You have accessAccess DeniedSeismic migration problems and solutionsSamuel H. Gray, John Etgen, Joe Dellinger, Dan WhitmoreGeophysics, v. 66, i. 5, p. 1622-1640, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487107

- You have accessAccess DeniedTo: “A seismic and gravity study of the McGregor geothermal system, southern New Mexico,” T. M. O'Donnell, Jr., K. C. Miller, and J. C. Witcher (Geophysics 66, 1002–1014).Geophysics, v. 66, i. 5, p. 1649-1649, Published on September 2001, First Published on September 01, 2001, doi:10.1190/1.1487108

- Case Histories
- Amplitude Variation with Offset
- Borehole Geophysics
- Concepts, Conjectures, and Commentaries
- Electrical and Electromagnetic Methods
- Engineering and Environmental Geophysics
- Gravity and Exploration Methods
- Reservoir Geophysics
- Seismic Data Acquisition
- Seismic Inversion
- Seismic Migration
- Seismic Modeling and Wave Propagation
- Seismic Velocity Statistics
- Signal Processing
- Y2K Review Article
- Errata

- Open AccessTutorial: Spectral bandwidth extension — Invention versus harmonic extrapolationChen Liang, John Castagna, Ricardo Zavala TorresGeophysics, v. 82, i. 4, p. W1-W16, Published on July 2017, First Published on May 30, 2017, doi:10.1190/geo2015-0572.1
- Open AccessElectrical conductivity, induced polarization, and permeability of the Fontainebleau sandstoneAndré Revil, Pauline Kessouri, Carlos Torres-VerdínGeophysics, v. 79, i. 5, p. D301-D318, Published on September 2014, First Published on September 15, 2014, doi:10.1190/geo2014-0036.1
- Open AccessAdaptive waveform inversion: TheoryMichael Warner, Lluís GuaschGeophysics, v. 81, i. 6, p. R429-R445, Published on November 2016, First Published on October 21, 2016, doi:10.1190/geo2015-0387.1
- Open AccessAn effective-medium model for P-wave velocities of saturated, unconsolidated saline permafrostShan Dou, Seiji Nakagawa, Douglas Dreger, Jonathan Ajo-FranklinGeophysics, v. 82, i. 3, p. EN33-EN50, Published on May 2017, First Published on May 02, 2017, doi:10.1190/geo2016-0474.1
- Open AccessA review and appraisal of arrival-time picking methods for downhole microseismic dataJubran Akram, David W. EatonGeophysics, v. 81, i. 2, p. KS71-KS91, Published on March 2016, First Published on April 20, 2016, doi:10.1190/geo2014-0500.1

## Concepts, Conjectures, and Commentaries