Southwestern Association of Planetariums.
| Autor: | Petersen, Lars1 larsp@orion.au.dk |
|---|---|
| Zdroj: | Planetarian. Jun2015, Vol. 44 Issue 2, p62-64. 2p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
|
| Autor: | Petersen, Lars1 larsp@orion.au.dk |
|---|---|
| Zdroj: | Planetarian. Jun2015, Vol. 44 Issue 2, p62-64. 2p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
|