R A Kopczyk

Incidence of anterior ridge deformities in partially edentulous patients.

H. Abrams, A. Kaplan, H Abrams, 1987, The Journal of prosthetic dentistry.

Removable partial dentures and oral health: a literature review.

R A Kopczyk, R A Dail, 1977, The Journal of the Western Society of Periodontology/Periodontal abstracts.