| Periodical/Year | 1999 |
| Periodical/Date | March |
| Periodical/Issue | 1 |
| Periodical / Volume | 89 |
| Periodical/Year | 1999 |
| Periodical/Date | January |
| Periodical/Issue | 1 |
| Periodical / Volume | 26 |
| Periodical/Year | 1999 |
| Periodical/Date | January |
| Periodical/Issue | 1 |
| Periodical / Volume | 07 |
| Periodical/Year | 1999 |
| Periodical/Date | February |
| Periodical/Issue | 1 |
| Periodical / Volume | 10 |
| Periodical/Year | 1998 |
| Periodical/Date | February |
| Periodical/Issue | 1 |
| Periodical / Volume | 09 |
| Periodical/Year | 2000 |
| Periodical/Date | January |
| Periodical/Issue | 1 |
| Periodical / Volume | 08 |
| Periodical/Year | 1999 |
| Periodical/Date | February |
| Periodical/Issue | 1 |
| Periodical / Volume | 40 |
| Periodical/Year | 1999 |
| Periodical/Date | January_February |
| Periodical/Issue | 1 |
| Periodical / Volume | 78 |
| Periodical/Year | 1999 |
| Periodical/Date | January_February |
| Periodical/Issue | 1 |
| Periodical / Volume | 77 |
| Periodical/Year | 1999 |
| Periodical/Date | January |
| Periodical/Issue | 1 |
| Periodical / Volume | 19 |
