1. Arnvidarson, B., L. Nygaard, and P. W. Hansen. 1998. Determination of extraneous water in milk samples, or the freezing point depression of milk samples. Foss Electric A/S Hillerød, Denmark. US Pat. No. 5,739,034. April 1998. Available: http://www.freepatentsonline.com/5739034.html Accessed Nov. 23, 2006.
2. Influence of shipping container, preservative, and breed on analysis of milk components of shipped samples;Bertrand;J. Dairy Sci.,1996
3. Council Directive 92/46/EEC of 16 June 1992. Laying down the health rules for the production and placing on the market of raw milk, heat-treated milk and milk-based products;Off. J. Eur. Commun.,1992
4. Council Regulation (EC) No. 2597/1997 of 18 December 1997. Laying down additional rules on the common organization of the market in milk and milk products for drinking milk. Off;J. Eur. Commun.,1997
5. Efficiency of the proportion of azidiol on preservation in ewe's milk samples for analysis;Elizondo;Food Contr.,2007