The Astrophysical Journal · 1913 · 14 citations · 0 references
Natural SciencesAstronomyPhysicsAstrophysicsExtragalactic AstronomyGalactic AstronomyGalactic AstrophysicsGalactic KinematicsGalactic StructureGalaxy MorphologyMilky Way StructureSpiral StructureGalactic Coordinate SystemMilky Way DiskMilky Way FormationMulti-arm Spiral PatternsSpiral Arm KinematicsSpiral Arm MagnetismSpiral Galaxy KinematicsSpiral Galaxy Structure