O. Johansen

发表

Thermal Conductivity of Soils

O. Johansen, 1977 .

Variations in energy spectrum of auroral electrons detected by simultaneous observation with photometer and riometer

O. Johansen, 1965 .

Comments on 'The Aurorally Associated Absorption of Cosmic Noise at College, Alaska'

O. Johansen, Z. A. Ansari, 1965 .

A study of pulsating aurora

O. Johansen, A. Omholt, 1966 .

THERMAL CONDUCTIVITY OF SOILS. MEASUREMENTS AND METHODS OF PREDICTION

O. Johansen, 1973 .

Variations in the doppler profile of Hα in aurorae

O. Johansen, A. Omholt, 1963 .

A POSSIBLE RELATION BETWEEN PULSATIONS IN THE AURORAL LUMINOSITY AND THE ENERGY SPECTRUM OF THE PRIMARY PARTICLES

O. Johansen, 1966 .