On the ionospheric reflection of downcoming whistler waves including the ground effect Masashi Hayakawa OriginalPaper Pages: 513 - 517
The ‘missing’ member of Hough's functions in diurnal tides F. B. A. Giwa OriginalPaper Pages: 519 - 522
Some critical remarks on trend analysis of total ozone data W. M. Birrer OriginalPaper Pages: 523 - 532
Correlation and spectrum properties of the potential gradient and space-charge density in the atmospheric surface layer C. O. OluwafemiE. UngethümE. Knudsen OriginalPaper Pages: 533 - 543
Major climatological discontinuities in the monthly activity of the summer monsoon over Asia D. A. Mooley OriginalPaper Pages: 545 - 552
The gravity effect of a homogeneous polyhedron for three-dimensional interpretation M. K. Paul OriginalPaper Pages: 553 - 561
Design and field test of scintillation probe for γ-logging of small diameter boreholes C. SprecherL. Rybach OriginalPaper Pages: 563 - 570
Strain and creep measurements on rocks by halographic interferometry Hartmut SpetzlerC. H. ScholzChi-Ping J. Lu OriginalPaper Pages: 571 - 581
Comparison of the multimode surface wave response in structures with and without a low velocity channel (part I: Dip-slip sources on a vertical fault plane) G. F. PanzaG. Calcagnile OriginalPaper Pages: 583 - 596
P-wave velocity anomalies in the earth's mantle from the Uppsala array observations Ota KulhánekR. James Brown OriginalPaper Pages: 597 - 617
On a homogeneous system of selected Eurasian stations for magnitude determinations L. ChristoskovI. V. FedorovaJ. Vaněk OriginalPaper Pages: 619 - 626
On the time distribution of aftershocks and foreshocks in the area of Greece B. C. Papazachos OriginalPaper Pages: 627 - 631