26421
by TUCKER
Published 1984
26422
by TEMPLE
Published 1985
26423
by KRUGER
Published 1991
26424
by Hill
Published 1985
26425
Published 1989
26426
by CHEONG
Published 1994
26427
Published 1986
26428
Published 1987
26429
by ARNAUD
Published 1992
26430
by Hacker
Published 1991
26431
Published 1993
26432
by MORSE
Published 1997
26433
by YONG HOI SEN
Published 1981
26434
26435
Published 1995
26436
by BISWAS
Published 1994
26437
by SEELEY
Published 1984
26438
by Vaughan
Published 1997
26439
by MEHTA
Published 1996
26440
by BLOWER
Published 1995