Per Hage
发表
Frank Harary,
Per Hage,
F. Harary,
1986,
J. Graph Theory.
Per Hage,
P. Hage,
1979
.
Per Hage,
P. Hage,
1973
.
Per Hage,
P. Hage,
1978
.
Frank Harary,
Per Hage,
1984
.
Frank Harary,
Per Hage,
F. Harary,
1996
.
Frank Harary,
Per Hage,
F. Harary,
1996
.
Per Hage,
P. Hage,
1997
.
Frank Harary,
Per Hage,
F. Harary,
1996,
American Antiquity.