PLANETARY NEBULAE: PRIME-FOCUS OR COUDÉ?
| Autor: | BERGSTRALH, JAY T. |
|---|---|
| Zdroj: | Publications of the Astronomical Society of the Pacific, 1970 Jun 01. 82(487), 666-671. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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| Autor: | BERGSTRALH, JAY T. |
|---|---|
| Zdroj: | Publications of the Astronomical Society of the Pacific, 1970 Jun 01. 82(487), 666-671. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|