Vol. 39 No. 4 (2009)

original research papers

• On the convergence of spherical harmonic expansion of topographic and atmospheric biases in gradiometry

  Mehdi ESHAGH

  273-299

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• Geothermal refraction problem for a 2-D body of polygonal cross-section buried in the two-layered earth

  Milan HVOŽDARA, Dušan MAJCIN

  301-323

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• Geo-kinematic investigations in Slovakia and the region of Central and South- eastern Europe based on combination of permanent and epoch-wise GPS networks

  Linda HIPMANOVÁ

  325-343

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• A significant decrease of the fundamental Schumann resonance frequency during the solar cycle minimum of 2008-9 as observed at Modra Observatory

  Adriena ONDRÁŠKOVÁ, Sebastián ŠEVČÍK, Pavel KOSTECKÝ

  345-354

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• Spatial and temporal distributions of radiation balance components over Delhi

  Yashvant DAS, Bamapati PADMANABHAMURTY, Ayapilla Satya Narayana MURTY

  355-377

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