| Periodical/Year | 1991 |
| Periodical/Issue | 228, 229, 230, 231, 232, 233, 234, 236, 237, 238, 239, 240 |
| Periodical/Year | 1992 |
| Periodical/Issue | 241, 242, 244, 246, 247, 248 |
| Periodical / Volume | 23 |
| Periodical/Year | 1993 |
| Periodical/Issue | 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260 |
| Periodical / Volume | 24 |
| Periodical/Year | 1994 |
| Periodical/Issue | 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271 |
| Periodical / Volume | 25 |
| Periodical/Year | 1995 |
| Periodical/Issue | 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282 |
| Periodical/Year | 1997 |
| Periodical/Issue | 299, 300, 301, 302, 303, 304 |
| Periodical / Volume | 38 |
| Periodical/Year | 1998 |
| Periodical/Issue | 306, 307, 308, 309, 310, 311, 312, 313, 314, 315 |
| Periodical / Volume | 38 |
| Periodical/Year | 1999 |
| Periodical/Issue | 316, 317, 318, 319, 320, 321, 323, 324, 325, 326 |
| Periodical / Volume | 38 |
| Periodical/Year | 2000 |
| Periodical/Issue | 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337 |
| Periodical/Year | 2001 |
| Periodical/Issue | 338, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349 |
| Periodical/Year | 1997 |
| Periodical/Issue | 1,2,3,4,5,6,7-8,9,10,11,12 |
| Periodical / Volume | 86 |
