241
by Leaver, C. J.
Published 1980
Springer US

242
Published 1981
Springer US

243
Published 1981
Springer New York

244
by Nicolini, Claudio
Published 1986
Springer US

245
by Lemontt, J. F.
Published 1982
Springer US

246
by Schultz, Stanley G.
Published 1996
Springer US

247
by Baum, Siegmund J.
Published 1977
Springer New York

248
by Lemly, A. Dennis
Published 2002
Springer New York

249
by Hess, Karl
Published 1996
Springer US

250
by Bloodgood, Robert A.
Published 1990
Springer US

251
by Sheffield, Joel B.
Published 1982
Springer New York

252
by Adelman, William J.
Published 1981
Springer US

253
by Schulz-Schaeffer, Jurgen
Published 1980
Springer New York

254
by Baum, Siegmund J.
Published 1978
Springer New York

255
Published 1977
Springer New York

256
Published 1996
Springer US

257
by Lustbader, Joyce W.
Published 1994
Springer New York

258
by Linskens, Hans-Ferdinand
Published 1985
Springer Berlin Heidelberg

259
by Michel-Beyerle, Maria Elisabeth
Published 1985
Springer Berlin Heidelberg

260
by Callan, Harold Garnet
Published 1986
Springer Berlin Heidelberg