1. Cast crown restoration of a badly involved abutment to fit an existing removable partial denture;Warnick;Dent Clin North Am,1970
2. A review of techniques of crown fabrication for existing removable partial dentures;Tran;J Prosthet Dent,1986
3. Fabricating abutment crowns for existing removable partial dentures using custom resin clasp analogs;Livaditis;J Prosthet Dent,1998
4. Contemporary fixed prosthodontics;Rosenstiel,2016
5. McCracken's removable partial prosthodontics;Carr,2016