1. The Manufacture of Modem Detergent Powders;Herman de Groot,1995
2. Powdered Detergents,1998
3. Laundry Detergents;Smulders,2002
4. Polymeric Additives for High Performing Detergents;Zini,1995
5. Process for Producing Anionic-Tenside Containing Washing and Cleaning Agents;Wilms,1995