✦ LIBER ✦
On active and passive CETI from an earth satellite orbit
✍ Scribed by Mieczyslaw Subotowicz; Jerzy Usowicz; Zbigniew Paprotny
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- English
- Weight
- 573 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0094-5765
No coin nor oath required. For personal study only.