Sadowsky, P. L., Poulton, D. R., Dougherty, H. L., Engstrom, C., Sanders, C. F., King, G. J., ... Wood, D. P
(1993).AAO Foundation Endowment fund. Am J Orthod Dentofacial Orthop.
103(4), 25A-25A.
Buschang, P. H., Ceen, R. F., & Schroeder, J. N
(1990).Holographic storage of dental casts. Journal of Clinical Orthodontics.
24(5), 308-311.