1. Preservatives;Woodruff;Soap Perfum. Cosmet.,2006
2. Voluntary registration of cosmetics and 2007 frequency of preservative use;Steinberg;Cosmet. Toil.,2007
3. 1,2-Alkanediols for cosmetic preservation;Pillai;Cosmet. Toil.,2008
4. A preservative-free solution;Pilz;Soap Perfum. Cosmet.,2011
5. Preserving alternatives;Woodruff;Soap Perfum. Cosmet.,2012