1. Precision Work for Partial Dentures;Steiger,1959
2. The Use of Prefabricated Precision Attachments;Nally;Int. Dent. J.,1961
3. Classification Cinematiques des Attachments Rupteurs de Forces: Indication en Prothese Decolletee;Tabet;Rev. Fr. Odontostomatol.,1961
4. Precision Attachments in Dentistry;Preiskel,1968