D. W. Engen

X-Ray Diffraction Study of the Reaction of Acidulated Fluoride with Powdered Enamel

P. Frazier, D. W. Engen, Darwin W. Engen, 1966, Journal of dental research.

X-Ray-Induced Light Emission from Enamel, Bone, and Other Calcium Phosphate Materials

P D Frazier, D W Engen, S K Scamack, 1967, Journal of dental research.

Porcelain fused to gold inlays for restoration of incisal angles.

D. W. Engen, 1968, Journal of the American Dental Association.

Implant-anchored orthodontics for partially edentulous malocclusions in children and adults.

W. Roberts, P. Schneider, D. W. Engen, 2004, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.