Bradford, J.H. and Harper, J.T.. 2005. Wave field migration as a tool for estimating spatially continuous radar velocity and water content in glaciers. Geophys. Res. Lett., 32(8), L08502. (10.1029/2004GL021770.)
Engelhardt, H.F., Harrison, W.D. and Kamb, B.. 1978. Basal sliding and conditions at the glacier bed as revealed by bore-hole photography. J. Glaciol., 20(84), 469–508.
1993. Geometry and flow conditions of subglacial water at South Cascade Glacier, Washington State, U.S.A.; an analysis of tracer injections. J. Glaciol., 39(131), 143–156.
1994. Borehole water-level variations and implications for the subglacial hydraulics of South Cascade Glacier, Washington State, U.S.A. J. Glaciol., 40(135), 293–304.
Fountain, A.G. and Walder, J.S.. 1998. Water flow through temperate glaciers. Rev. Geophys., 36(3), 299–328.
Fountain, A.G., Jacobel, R.W., Schlichting, R. and Jansson, P.. 2005. Fractures as the main pathways of water flow in temperate glaciers. Nature, 433(7026), 618–621.
Fudge, T.J., Harper, J.T., Humphrey, N.F. and Pfeffer, W.T.. 2005. Diurnal water-pressure fluctuations: timing and pattern of termination below Bench Glacier, Alaska, USA. Ann. Glaciol., 40, 102–106.
Gordon, S., Sharp, M., Hubbard, B., Smart, C., Ketterling, B. and Willis, I.. 1998. Seasonal reorganization of subglacial drainage inferred from measurements in boreholes. Hydrol. Process., 12(1), 105–133.
and 7 others. 2001. Borehole drainage and its implications for the investigation of glacier hydrology: experiences from Haut Glacier d’Arolla. Hydrol. Process., 15(5), 797–813.
Harper, J.T. and Humphrey, N.F.. 1995. Borehole video analysis of a temperate glacier’s englacial and subglacial structure: implications for glacier flow models. Geology, 23(10), 901–904.
Harper, J.T., Humphrey, N.F. and Pfeffer, W.T.. 1998. Three-dimensional deformation measured in an Alaskan glacier. Science, 281(5381), 1340–1342.
Harper, J.T., Humphrey, N.F. and Greenwood, M.C.. 2002. Basal conditions and glacier motion during the winter/spring transition, Worthington Glacier, Alaska, U.S.A. J. Glaciol., 48(160), 42–50.
Harper, J.T., Humphrey, N.F., Pfeffer, W.T., Fudge, T. and O’Neel, S.. 2005. Evolution of subglacial water pressure along a glacier’s length. Ann. Glaciol., 40, 31–36.
1975. Clustering algorithms. New York, John Wiley and Sons.
Hubbard, B.P., Sharp, M.J., Willis, I.C., Nielsen, M.K. and Smart, C.C.. 1995. Borehole water-level variations and the structure of the subglacial hydrological system of Haut Glacier d’Arolla, Valais, Switzerland. J. Glaciol., 41(139), 572–583.
1972. Measurements of water pressure in moulins as part of a movement study of the White Glacier, Axel Heiberg Island, Northwest Territories, Canada. J. Glaciol., 11(61), 53–58.
Iken, A. and Bindschadler, R.A.. 1986. Combined measurements of subglacial water pressure and surface velocity of Findelengletscher, Switzerland: conclusions about drainage system and sliding mechanism. J. Glaciol., 32(110), 101–119.
Iken, A. and Truffer, M.. 1997. The relationship between sub-glacial water pressure and velocity of Findelengletscher, Switzerland, during its advance and retreat. J. Glaciol., 43(144), 328–338.
Iken, A., Röthlisberger, H., Flotron, A. and Haeberli, W.. 1983. The uplift of Unteraargletscher at the beginning of the melt season – a consequence of water storage at the bed?
J. Glaciol., 29(101), 28–47.
1995. Water pressure and basal sliding on Storglaciären, northern Sweden. J. Glaciol., 41(138), 232–240.
McGee, B.W., Harper, J.T., Humphrey, N.F. and Pfeffer, W.T.. 2003. Water flow through widespread and interconnected void spaces at depth in a temperate glacier. Eos, 84(46), F355.
and 9 others. 1994. Mechanical and hydrologic basis for the rapid motion of a large tidewater glacier. 1. Observations. J. Geophys. Res., 99(B8), 15,219–15,229.
Murray, T. and Clarke, G.K.C.. 1995. Black-box modeling of the subglacial water system. J. Geophys. Res., 100(B7), 10,231–10,245.
Nienow, P., Sharp, M. and Willis, I.. 1998. Seasonal changes in the morphology of the subglacial drainage system, Haut Glacier d’Arolla, Switzerland. Earth Surf. Process. Landf., 23(9), 825–843.
1976. Water flow in glaciers: jökulhlaups, tunnels and veins. J. Glaciol., 17(76), 181–207.
1994. The physics of glaciers. Third edition. Oxford, etc., Elsevier.
2006. The role of moulins in late summer subglacial hydrology. (PhD thesis, University of Montana.)
Röthlisberger, H., Iken, A. and Spring, U.. 1979. Piezometric observations of water pressure at the bed of Swiss glaciers. J. Glaciol., 23(89), 429–430.
and 6 others. 1993. Geometry, bed topography and drainage system structure of the Haut Glacier d’Arolla, Switzerland. Earth Surf. Process. Landf., 18(6), 557–571.
1996. Statistical evaluation of glacier boreholes as indicators of basal drainage systems. Hydrol. Process., 10(4), 599–613.
Spring, U. and Hutter, K.. 1981. Numerical studies of jökulhlaups. Cold Reg. Sci. Technol., 4(3), 227–244.
Sugiyama, S. and Gudmundsson, G.H.. 2004. Short-term variations in glacier flow controlled by subglacial water pressure at Lauteraargletscher, Bernese Alps, Switzerland. J. Glaciol., 50(170), 353–362.
1995. Intra-annual variations in glacier motion: a review. Progr. Phys. Geogr., 19(1), 61–106.