D. G. Knapp

发表

Mathematical model of the geomagnetic field for 1965

D. E. Watson, L. Hurwitz, D. G. Knapp, 1966 .

On modeling magnetic fields on a sphere with dipoles and quadrupoles

D. G. Knapp, 1980 .

Inherent vector discrepancies in geomagnetic main field models based on scalar F

L. Hurwitz, D. G. Knapp, 1974 .

A new longitude effect in the geomagnetic solar daily variation

D. G. Knapp, John W. Gettemy, 1963 .

The New Isogonic Chart of the United States

D. G. Knapp, 1942 .

The synthesis of external magnetic fields by means of radial internal dipoles

D. G. Knapp, 1955 .

Charting Magnetic Dip Poles and Associated Field Patterns

D. G. Knapp, 1967 .

Geomagnetic secular change, 1964–1970, from satellite F and observatory X, Y, and Z

N. W. Peddie, E. Fabiano, L. Hurwitz, 1973 .

Some Features of Magnetic Storms in High Latitudes

D. G. Knapp, 1961 .