L. Schaeffer
发表
L. D. Ryan,
J. B. Keller,
D. E. Rogers,
1993,
The Journal of prosthetic dentistry.
V. A. Chalian,
M. Ghalichebaf,
L. Schaeffer,
1986,
The Journal of prosthetic dentistry.
R. Heitmiller,
Wang Kp,
R. Baker,
1993,
Monaldi archives for chest disease = Archivio Monaldi per le malattie del torace.