H.G. · Karl H Gursky · Karl-Heinz Gursky
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Exploring the Universe | Hardcover | 978-981-02-4423-1 (981-02-4423-1) | 2000 | R Ruffini · L Stella |
| Neutron Stars, Black Holes and Binary X-Ray Sources | " | 978-90-277-0541-9 (90-277-0541-0) | 1975 | Remo Ruffini |
| Neutron Stars, Black Holes and Binary X-Ray Sources | Paperback | 978-90-277-0542-6 (90-277-0542-9) | 1975 | " |