D. Ugent
发表
D. Ugent,
1968,
Economic Botany.
T. Dillehay,
D. Ugent,
C. Ramírez,
2008,
Economic Botany.
T. Dillehay,
P. Netherly,
J. Rossen,
2010,
Antiquity.
D. Ugent,
T. Pozorski,
S. Pozorski,
2008,
Economic Botany.
D. Ugent,
2000,
Economic Botany.
D. Ugent,
1967,
Evolution; international journal of organic evolution.
D. Lightfoot,
D. Ugent,
M. K. V. Zant,
2013
.
D. Ugent,
2008
.
D. Ugent,
1970,
Botanical Gazette.
D. Ugent,
T. Pozorski,
S. Pozorski,
1984,
Economic Botany.
D. Ugent,
T. Pozorski,
S. Pozorski,
1982,
Economic Botany.
T. Dillehay,
J. Rossen,
D. Ugent,
1996
.
D. Ugent,
1970,
Science.
D. Ugent,
1962
.
D. Ugent,
T. Pozorski,
S. Pozorski,
1981
.