G. Curtis
发表
P. Curtis,
J. A. Dunn,
Elizabeth D. Rowland,
2000
.
P. Curtis,
W. Miller,
G. Curtis,
2009,
HortTechnology.
G. L. Good,
P. Curtis,
J. Renwick,
2003
.
Allan F Williams,
James H Hedlund,
Paul D Curtis,
2004,
Traffic injury prevention.