1. An effective estimator of the dispersion from data affected by a systematic influence

   • Lubomír Kubáček
   • Ludmila Kubáčková

   OriginalPaper 01 December 1989 Pages: 307 - 314

2. Spherical harmonic expansion of the continents and oceans distribution function

   • Uwe Koppelt
   • Martin Biegel

   OriginalPaper 01 December 1989 Pages: 315 - 321

3. Stick-slip unstable shear failure as a source of high frequency elastic radiation

   • J. Kozák
   • T. Lokajíček
   • J. Šílený

   OriginalPaper 01 December 1989 Pages: 322 - 337

4. Palaeointensity of the geomagnetic field during upper cainozoic derived from palaeo-slags and porcellanites in north Bohemia

   • Marta Krsová
   • Miroslav Krs
   • Richard Chvojka

   OriginalPaper 01 December 1989 Pages: 338 - 361

5. Geomagnetic latitude aspects of the effect of the interplanetary parameters on geomagnetic storms

   • Petronela Ochabová

   OriginalPaper 01 December 1989 Pages: 362 - 378

6. Long-term variation of the semi-annual wave maxima in geomagnetic activity

   • Emil M. Apostolov
   • Vojtěch Letfus

   OriginalPaper 01 December 1989 Pages: 379 - 390

7. Fundamental energy relations in the theory of compensation of non-equilibrium states in the earth's atmosphere

   • František Pechala

   OriginalPaper 01 December 1989 Pages: 391 - 404

8. Gravity ideal-body analysis

   • Pavel Peška

   Shorter Contributions 01 December 1989 Pages: 405 - 408

9. Reviews

   • D. Procházková
   • Jan Laštovička

   BookReview 01 December 1989 Pages: 409 - 410