| Periodical/Year | 1999 |
| Periodical/Date | 1999/6 |
| Periodical/Issue | 6 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/3 |
| Periodical/Issue | 3 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/5 |
| Periodical/Issue | 5 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/4 |
| Periodical/Issue | 4 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/2 |
| Periodical/Issue | 2 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/1 |
| Periodical/Issue | 1 |
| Periodical / Volume | 66 |
| Periodical/Year | 1998 |
| Periodical/Date | 1998/12 |
| Periodical/Issue | 12 |
| Periodical / Volume | 66 |
| Periodical/Year | 1998 |
| Periodical/Date | 1998/11 |
| Periodical/Issue | 11 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/12 |
| Periodical/Issue | 12 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/11 |
| Periodical/Issue | 11 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/10 |
| Periodical/Issue | 10 |
| Periodical / Volume | 66 |
| Periodical/Year | 1999 |
| Periodical/Date | 1999/9 |
| Periodical/Issue | 9 |
| Periodical / Volume | 66 |
