References
- BÅTH, M., 1954: The Density Ratio at the Boundary of the Earth's Core, Tellus, 6, pp. 408–414.
- HODGSON, J. H., 1955: Direction of Faulting in Pacific Earthquakes, Geofisica Pura e Applicata, Milano, 32, pp. 31–42.
- HODGSON, J. H., 1956 a: Direction of Faulting in Some of the Larger Earthquakes of the Southwest Pacific, 1950-54. Publications of the Dominion Observatory, Ottawa, 18, No. 9.
- HODGSON, J. H. 1956.b: Direction of Faulting in Some of the Larger Earthquakes of the North Pacific, 1950-1953, Publications of the Dominion Observatory, Ottawa, 18, No. so.
- HODGSON, J. H., and ALLEN, J. F. J., 1954 a: Tables of Extended Distances for PKP and PcP, Publications of the Dominion Observatory, Ottawa, 16, pp. 327–348.
- HODGSON, J. H., and ALLEN, J. F. J., 5954.b: Tables of Extended Distances for PP and pP. Publications of the Dominion Observatory, Ottawa, 16, pp. 349–362.
- HODGSON, J. H., ALLEN, J. F. J., and COCK, J. IRMA, 1956: Tables of Extended Distances for PPP, pPP, pPKP and for P at Very Short Distances, Publications of the Dominion Observatory, Ottawa, 18, No. 5.
- HODGSON, J. H., and TYIILNE, W. G., 19s1: Direction of Faulting in Certain Earthquakes of the North Pacific, Bull. Seism. Soc. Amer., 41, pp. 221–242.
- HODGSON, J. H., and STOREY, R. S., 1953: Tables Extending Byerly's Fault-Plane Techniques to Earth-quakes of any Focal Depth, Bull. Seism. Soc. Amer., 43, pp. 49–61.
- HODGSON, J. H., and STOREY, R. S., 1954: Direction of Faulting in Some of the Larger Earthquakes of 1949, Bull Seism. Soc. Amer., 44, pp. 57–83.
- INGRAM, R. E., S. J., And HODGSON, J. H., 1956: Phase Change of PP and pP on Reflection at a Free Surface, Bull. Seism. Soc. Amer., in press.
- NAKANO, H., 1923: Notes on the Nature of Forces which Give Rise to the Earthquake Motions, Seism. Bull. Central Meteorological Observatory ofJapan, 1, pp. 92–120.
- WILLMORE, P. L., and HODGSON, J. H., 1955: Charts for Measuring Azimuth and Distance and for Tracing Seismic Rays Through the Earth, Publications of the Dominion Observatory, Ottawa, 16, No. 14.