Inner ring structures in galaxies as distance indicators. IV. Distances to several groups, clusters, the Hercules supercluster, and the value of the Hubble constant
| Image |  |
|---|---|
| Description | |
| Author/s | |
| Publication date | 1983 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |