| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| From Newton'S Laws To Einstein'S Theory Of Relativity | 978-9971-978-36-5 | 1987 | |
| Galaxies, Quasars And Cosmology | 978-9971-5-0083-2 | 1985 | |
| Quantum Cosmology | 978-9971-5-0293-5 | 1987 | |
| Quantum Cosmology | 978-9971-5-0312-3 | 1987 | R. Ruffini |