 | | Planetary Association for Clean Energy (PACE) |
 |
 | | First International Symposium: on Non-Conventional Energy Technology (PACE, 1987) |
| | New Energy Technology 1990 (PACE, 1994) |
| | New Energy Technology - Abridgement (PACE, 1993) |
| | Proceedings of the Second International Symposium on Non-Conventional Energy Technology (PACE, 1984) |
|
