McLean JW, 1971, Br Dent J, 131, 107, 10.1038/sj.bdj.4802708
Fransson B, 1985, Dent Mater, 1, 197, 10.1016/S0109-5641(85)80019-1
Björn A-L, 1970, II. Crowns. Odont Rev, 21, 337
Holmes JR, 1989, J Prosthet Dent, 62, 405, 10.1016/0022-3913(89)90170-4
Hunter AJ, 1990, I. Terminology and widths. J Prosthet Dent, 64, 548, 10.1016/0022-3913(90)90125-V
Hunter AJ, 1990, II. Discrepancies and configurations. J Prosthet Dent, 64, 636, 10.1016/0022-3913(90)90286-L
Andersson M, 1989, Acta Odontol Scand, 47, 279, 10.3109/00016358909007713
Bergman B, 1990, Acta Odontol Scand, 48, 113, 10.3109/00016359009005866
Procera® preparation. Clinical advice and preparation technique
Weaver JD, 1991, J Prosthet Dent, 66, 747, 10.1016/0022-3913(91)90408-O
Boening KW, 1992, J Oral Rehabil, 19, 281, 10.1111/j.1365-2842.1992.tb01103.x
Valderhaug J, 1980, Int Dent J, 30, 296
Karlsson S, 1986, J Oral Rehabil, 13, 423, 10.1111/j.1365-2842.1986.tb01304.x