1. Commission Regulation (EC) No 823/98. (1998). Commission Regulation (EC) No 823/98 of 20 April 1998 amending Regulation (EEC) No 461/93 laying down detailed rules for the Community scale for the classification of carcases of ovine animals.
2. Commission Regulation (EEC) No 461/93. (1993). Commission Regulation (EEC) No 461/93 of 26 February laying down detailed rules for the Community scale for the classification of carcases of ovine animals.
3. Objective measurements of carcass and meat quality;Cross;Meat Science,1994
4. Einarsdottir, Ó. B. (1998). The use of probes to predict the composition of Icelandic lamb carcasses (M.Sc. Thesis). Swedish University of Agricultural Sciences (SLU).
5. A review of the technique of estimating the composition of livestock using the velocity of ultrasound;Fisher;Computers and Electronics in Agriculture,1997