281
Published 1983
Royal Society of Chemistry

282
Published 1985
Royal Society of Chemistry

283
Published 1986
Royal Society of Chemistry

284
Published 1986
Royal Society of Chemistry

285
Published 1988
Royal Society of Chemistry

286
Published 1989
Royal Society of Chemistry

287
Published 1990
Royal Society of Chemistry

288
Published 1992
Royal Society of Chemistry

289
Published 1992
Royal Society of Chemistry

290
Published 1981
Royal Society of Chemistry

291
Published 1980
Royal Society of Chemistry

292
Published 1985
The Royal Society of Chemistry

293
Published 1986
Royal Society of Chemistry

294
Published 1973
Royal Society of Chemistry

295
Published 1974
Royal Society of Chemistry

296
Published 1977
Royal Society of Chemistry

297
Published 1980
Royal Society of Chemistry

298
Published 1981
Royal Society of Chemistry

299
Published 1982
Royal Society of Chemistry

300
Published 1983
Royal Society of Chemistry