1Owall B, Bieniek KW, Spiekermann H. Removable partial denture production in western Germany. Quint Int,1995; 26(9): 621.
2Takeshita F, Suetsugu T, Asai Y, et al. Various designs of ceramometal crown for implant restorat ion. Quint Int, 1997; 28(2): 117.
3Besimo CH, Graber G, Fluhler M. Retention force changes in implant-supported titanium telescope crowns over lomg-term use in vitro. J Oral Rehabil, 1996; 23(6): 372.
4Weber H, Frank G. Spark erosion procedure: A method for extensive combined fixed and removable prosthodontic care. J Prosthet Dent, 1993; 69(2) :222.
5Ohkawa S, Okane H, Nagasawa T, et al. Changes in retention of various telescope crown assemblies over long-term use. J Prosthet Dent, 1990; 64(2): 153.
6Asazuma Y, Isogai Y, Watanabe K, et al. Changes in gnathosonic and tooth contact characteristics induced by experimental occlusal interferences created using a full-cast double crown. J Oral Rehabil,1995;22(3):203.
8Akagawa Y, Seo T, Ohkawa S, et al. A new telescopic crown system using a soldered horizontal pin for removable partial dentures. J Prosthet Dent, 1993; 69(2) :228.
10Pezzoli M, Rossetto M, Calderale PM. Evalution of load transmission by distal-extension removable partial dentures by using reflection photoelasticity. J Prosthet Dent, 1986; 56 (3): 329.
2Weber H ,Frank G. Spark erosion procedure : A method for extensive combined fixed and removable prosthodontic care[J]. J Prosthet Dent,1993,69 (2) :222.
3Ohkawa S , Okane H , Nagasawa T , et al . Changes in retention of various telescope crown assemblies over long term use[ J ]. J Prosthet Dent,1990,64(2) : 153.