Radcliffe Observatory, Pretoria (Reports of Observatories)
Radcliffe Observatory, Pretoria. Report for the year ended 1973 March 31.
Radcliffe Observatory, Pretoria. Report for the year ended 1974 March 31.
Radcliffe Observatory, Pretoria. Report for the year ending 1969 March 31.
Radcliffe Observatory, Pretoria. Report for the year ending 1970 March 31.
Radcliffe Observatory, Pretoria. Report for the year ending 1971 March 31.
Radcliffe Observatory, Pretoria. Report for the year ending 1972 March 31.
Radex: Fast Non-LTE Analysis of Interstellar Line Spectra
Radi bursts at 232 MHz and coronal ejection events
Radial Abundance Distributions in the Molecular Envelope of IRC+10216
Radial Abundance Gradient in Globular Clusters
Radial abundance gradients along the Milky Way disk
Radial abundance gradients and the simple model for the chemical evolution of the Galaxy
Radial abundance gradients as a constraint of the [O/Fe]/×[Fe/H] relation in the galactic disk
Radial abundance gradients as observational constraints of galactic evolution: planetary nebulae and other objects
Radial abundance gradients in normal and barred spiral galaxies: first results.
Radial Acceleration Measurements of Ionized Gas Toward the Galactic Center
Radial Age and Metal Abundance Gradients in the Stellar Content of M32
Radial Alignment in Simulated Clusters
Radial Alignment of Cluster Galaxies