Jökull - 01.12.1994, Qupperneq 28

Geodetica 67. 148-172.
Foulger, G. 1988a. The Hengill triple junction, SW Ice-
land: 1. Tectonic structure and the spatial and tem-
poral distribution of local earthquakes. J. Geophys.
Res. 93. 13,493-13,506.
Foulger, G. 1988b. The Hengill triple junction, SW Ice-
land: 2. Anomalous earthquake focal mechanisms
and implications for process within the geothermal
reservoir and at accretionary plate boundaries. J.
Geophys. Res. 93. 13,507-13,523.
Foulger, G., R. Bilham, WJ. Morgan and P. Einarsson
1987. The Iceland GPS geodetic field campaign
1986. Eos 68. 1809-1818.
Hackman, C. 1991. A study ofcrustal deformation in Ice-
land using boundary element modeling and the GPS
system. Ph. D. Dissertation. University of Colorado.
Heki, K. 1992. A network adjustment program for the
Bernese Global Positioning System data analysis
software. J. Geod. Soc. Jap. 38. 309-312.
Heki, K., G. R. Foulger, B. Julian and C. H. Jahn.
1993. Plate dynamics near divergent boundaries:
Geophysical implications of post-rifting crustal de-
formation in NE Iceland. /. Geophys. Res. 98.
14,279-14,297.
Jahn, C.-H., G. Seeber, G.R. Foulger and A. Bjomsson
1989. A GPS survey in the north-east volcanic
zone of Iceland 1987. First results. Proceedings, In-
ternational Association of Geodesy, Symposium
101, Edinburgh, Scotland. 173-181.
Jahn, C. H., G. Seeber, G. R. Foulger and P. Einarsson
1994. GPS epoch measurements across the mid-At-
lantic plate boundary in northem Iceland 1987- 1990.
Proceedings, IUGG XX General Assembly, Vienna,
11 -24th August 1991. J. Geophys. Res. in press.
Johannesson, H. and K. Sæmundsson 1989. Geologi-
cal Map of Iceland. 1:500 000. Bedrock Geology,
Icelandic Museum of Natural History and Iceland
Geodetic Survey, Reykjavik.
King, R.W., E.G. Masters, C. Rizos, A. Stolz, and J.
Collins 1985. Surveying with GPS Monogr, Ser., 9,
School of Surveying, Univ. New South Wales, New
South Wales, Australia. pp 133.
Kuo, J. T., R. C. Jachens, M. Ewing and G. White
1970. Transcontinental tidal gravity profile across
the United States. Science 168. 968-971.
Larson, K. and D. Agnew 1991. Application of the
Global Positioning System to crustal deformation
measurement, 1, Precision and accuracy../. Geo-
phys.Res. 96. 16,547-16,566.
Leick, A. 1991. GPS Satellite Surveying. John Wiley &
Sons. pp 352.
Moller, D. and B. Ritter, B 1980. Geodetic measure-
ments and horizontal cmstal movements in the rift
zone of NE-Iceland. /. Geophys. 47. 110-119.
Phipps-Morgan, J. and M. Kleinrock 1991. Transform
zone migration: Implications of bookshelf faulting
at oceanic and Icelandic propagating ridges. Tec-
tonics 10. 920-935.
Rothacher, M., G. Beutler, T. Schildknecht and U.
. Wild 1990. Bernese GPS Software Version 3.2. In-
temal report, University of Bem.
Sæmundsson, K. 1986. Subaerial volcanism in the
westem north Atlantic. In Vogt P. R. and B. E. Tu-
cholke, eds. The Geology ofNorth America, vol. M,
pp 69-86.
Schwiderski, E. W. 1980. Ocean tides, parts 1 and 2:
Global ocean tidal equations. Marine Geodesy, 3.
161-255.
Sigmundsson, F., P. Einarsson and R. Bilham 1992.
Magma chamber deflation recorded by the Global
Positioning System - the Hekla 1991 eruption.
Geophys. Res. Lett. 14. 1483-1486.
Sturkell, E., F. Sigmundsson, P. Einarsson and R. Bil-
ham 1994. Strain accumulation 1986-1992 across
the Reykjanes Peninsula plate boundary, Iceland,
determined from GPS measurements. Geophys.
Res. Lett. 21, 125-128.
Tryggvason, E. 1982. Recent ground deformation in
continental and oceanic rift zones. In Palmason. G.
ed. Continental and Oceanic Rifts. A.G.U. Geody-
namics Series 8. 17-29.
Wells, D. 1987. Guide to GPS Positioning. Canadian
GPS Associates, Fredericton, New Bmnswick.
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