R. L. Spehar
发表
J. F. Paul,
S. Cormier,
Patricia L. Shaw-Allen,
2008
.
R. L. Spehar,
J. Fiandt,
J. T. Fiandt,
1986
.
R. L. Spehar,
D. Champlin,
S. Poucher,
1999,
Archives of environmental contamination and toxicology.
R. L. Spehar,
H. Nelson,
M. Swanson,
1985
.
Richard L. Anderson,
R. L. Spehar,
J. Fiandt,
1978
.
M. D. Kahl,
R. Erickson,
R. L. Spehar,
1998
.
D. L. Defoe,
R. L. Spehar,
R. Anderson,
1980,
Archives of environmental contamination and toxicology.
G. Veith,
D. L. Defoe,
B. Bergstedt,
1979,
Bulletin of environmental contamination and toxicology.
D. L. Defoe,
R. L. Spehar,
E. N. Leonard,
1978
.
R. L. Spehar,
T. P. Markee,
L. Brooke,
2010,
Environmental toxicology and chemistry.
R. Russo,
A. E. Lemke,
J. D. Yount,
1981
.
R. L. Spehar,
1976
.
D. Tanner,
R. L. Spehar,
B. Nordling,
1983
.
R. Erickson,
S. Bradbury,
P. Cook,
1993
.
W. Brungs,
T. Neiheisel,
R. L. Spehar,
1977,
Journal - Water Pollution Control Federation.
Glenn W Suter,
Susan M Cormier,
John F Paul,
2008,
Integrated environmental assessment and management.
Philip M. Cook,
R. Erickson,
J. Tietge,
1998
.
Douglas J. Norton,
John F. Paul,
Susan M. Cormier,
2008
.
A. Carlson,
R. L. Spehar,
1984
.
R. L. Spehar,
T. P. Markee,
L. Brooke,
2010,
Environmental toxicology and chemistry.