I. K. Hawkins

Microleakage of root restorations.

C. Fairhurst, C. F. Morris, R. Ringle, 1988, Journal of the American Dental Association.

Clinical study of tooth shade lightening from dentist-supervised, patient-applied treatment with two 10% carbamide peroxide gels.

R. Cibirka, W. Browning, S. Nelson, 1999, Journal of esthetic dentistry.

A clinical comparison of dentinal slot retention with metallic pin retention.

W. Outhwaite, I. K. Hawkins, C. D. Smith, 1983, Journal of the American Dental Association.