Solar Physics · 1972 · 195 citations · 3 references
Natural SciencesAstronomyPhysicsAstrophysicsSolar AstronomyAtmospheric WavesPlasma OscillationsPlasma WavesSolar Active RegionsSolar OscillationsSolar PhysicsSunspot Structure
3
Chromospheric inhomogeneities in sunspot umbrae
J. M. Beckers, Paul E. Tallant · Solar Physics · 1969 · 251 citations
C. Zwaan · Annual Review of Astronomy and Astrophysics · 1968 · 66 citations