↑ Tressler, Evers. The Freezing Preservation of Foods pp. 213-217
↑ Sun, Da-Wen (2001). Advances in food refrigeration. Leatherhead Food Research Association Publishing. p.318. (Cryogenic refrigeration)
↑ Smithers, Rebecca (10 tháng 2 năm 2012). “Sainsbury's changes food freezing advice in bid to cut food waste”. The Guardian. Truy cập ngày 10 tháng 2 năm 2012. Long-standing advice to consumers to freeze food on the day of purchase is to be changed by a leading supermarket chain, as part of a national initiative to further reduce food waste. [...] instead advise customers to freeze food as soon as possible up to the product's 'use by' date. The initiative is backed by the government's waste advisory body, the Waste and Resources Action Programme (Wrap) [...] Bob Martin, food safety expert at the Food Standards Agency, said: "Freezing after the day of purchase shouldn't pose a food safety risk as long as food has been stored in accordance with any instructions provided. [...]"
