P. Harper
发表
P. Harper,
F. Harper,
1982
.
P. Harper,
1973,
Hydrobiologia.
R. Peters,
A. Morin,
P. Harper,
1986
.
P. Harper,
M. Lauzon,
1986
.
P. Harper,
M. Lauzon,
1988
.
P. Harper,
1981
.
P. Harper,
P. Turcotte,
1985
.
D. Roy,
P. Harper,
1981
.
P. Harper,
1973
.
P. Harper,
M. Lauzon,
1989,
The Canadian Entomologist.
B. Landry,
P. Harper,
1985,
The Canadian Entomologist.
P. Harper,
1980
.
P. Harper,
F. Harper,
1981
.
P. Harper,
P. Turcotte,
2006
.
J. Pilon,
P. Harper,
1970
.
H. Décamps,
D. Roy,
P. Harper,
1980
.
P. Harper,
1978
.
L. Cloutier,
P. Harper,
1986
.
P. Harper,
1990,
Hydrobiologia.
L. Cloutier,
P. Harper,
1993
.
P. Harper,
1990
.
P. Harper,
F. Harper,
E. Magnin,
1983
.
L. Lesage,
P. Harper,
M. Lauzon,
1993
.
L. Cloutier,
P. Harper,
1986
.
H. Hynes,
P. Harper,
1970
.
P. Harper,
P. Turcotte,
1982,
Hydrobiologia.
P. Harper,
F. Harper,
M. Lauzon,
1991
.
P. Harper,
F. Harper,
1986
.
Y. Alarie,
P. Harper,
1990
.
Y. Alarie,
R. Aiken,
P. Harper,
1990
.
A. Morin,
P. Harper,
1986,
Archiv für Hydrobiologie.
P. Harper,
1977
.