P. Hammer
发表
H. Eggleston,
P. Hammer,
1959
.
P. Hammer,
1951
.
O. J. Marlowe,
A. Stroud,
P. Hammer,
1956
.
P. Hammer,
1958
.
P. Hammer,
Preston C. Hammer,
1970,
SGCS.
P. Hammer,
1964
.
P. Hammer,
Preston C. Hammer,
1955
.
P. Hammer,
1959
.
P. Hammer,
1954
.
P. Hammer,
A. Sobczyk,
1956
.
P. Hammer,
A. Sobczyk,
1944
.
P. Hammer,
A. Sobczyk,
1953
.
A. Stroud,
P. Hammer,
Preston C. Hammer,
1957
.
J. Holladay,
P. Hammer,
1959
.
P. Hammer,
Preston C. Hammer,
Jack W. Hollingsworth,
1955
.
P. Hammer,
Preston C. Hammer,
1964
.
P. Hammer,
Preston C. Hammer,
1963
.
P. Hammer,
Preston C. Hammer,
1955
.
Preston C. Hammer,
P. Hammer,
1967,
Mathematical systems theory.
A. Stroud,
P. Hammer,
Preston C. Hammer,
1956
.
P. Hammer,
E. Anderson,
W. W. Wainwright,
1954
.
Preston C. Hammer,
P. Hammer,
1969
.
P. Hammer,
T. J. Smith,
K. Zindler,
2007
.
P. Hammer,
H. Wicke,
1960
.
P. Hammer,
1951
.
P. Hammer,
1955
.
P. Hammer,
Preston C. Hammer,
1963
.