J. Janssens
发表
S. Bridgham,
J. Pastor,
J. Janssens,
2009,
Wetlands.
P. Glaser,
J. Janssens,
1986
.
J. Janssens,
1983
.
B. Freedman,
E. Gorham,
J. Janssens,
1998,
Wetlands.
J. Janssens,
C. Schweger,
J. V. Matthews,
2007
.
J. Janssens,
O. Hughes,
C. Harington,
1981
.
J. Janssens,
B. Coffin,
L. Pfannmuller,
1988
.
J. Janssens,
R. Schuster,
1989
.
J. Janssens,
1983
.
J. Janssens,
1981
.
J. Janssens,
R. Zander,
Clinton Herbarium,
1980
.
J. Janssens,
J. Basinger,
D. Horton,
1979
.
D. Schwert,
A. Ashworth,
G. Hallberg,
1986
.
J. Janssens,
R. Baker,
1984
.
J. Janssens,
S. Olsson,
S. Björck,
1993
.
J. Janssens,
H. Casteels,
R. D. Clerq,
1991
.
D. Siegel,
P. Glaser,
J. Janssens,
1990
.
P. Glaser,
J. Janssens,
1986
.
J. Janssens,
R. B. Davis,
Dennis S. Anderson,
1995,
Vegetatio.
C. Barnosky,
J. Janssens,
1985
.
J. Janssens,
C. Schweger,
1980
.
J. Janssens,
1977
.
J. Janssens,
1983
.
Donald I. Siegel,
David R. Janecky,
D. Siegel,
2004
.
J. Janssens,
1990
.