Riccio C, Piccirillo P, Belnome G, Serpico R
Università degli Studi di Napoli.
Arch Stomatol (Napoli). 1990 Oct-Dec;31(4):683-91.
The Authors study conservative preparation designs for Class II amalgam restorations, with and without an occlusal dovetail. They propose the use of a high-copper filing admix allow in Clas II preparation with occlusal dovetail and the use of high-copper spherical alloy in box only restorations.