G. Engel
发表
G Engel,
B M Spolter,
G. Engel,
1981,
American journal of orthodontics.
G. Engel,
1979,
American journal of orthodontics.
G. Engel,
J. M. Anholm,
R. L. Otto,
1980,
American journal of orthodontics.
J. McAlpine,
G. Cornforth,
S. Chaconas,
1980,
American journal of orthodontics.
G. Engel,
A. Keene,
1979,
The Angle orthodontist.
G. Engel,
S. Frank,
1982,
American journal of orthodontics.
G. Engel,
R. Schulhof,
1982,
Journal of clinical orthodontics : JCO.
G. Engel,
S. Braun,
N. R. Diers,
2009,
The Angle orthodontist.