1. Polyurethane Ionomers, a New Class of Block Polymers
2. Aqueous emulsions, dispersions and solutions of polyurethanes; synthesis and properties
3. D. Dieterich, Polyurethane: polyharnstoff, polyisocyanurate, polycarbodiimide, in: Houben-Weyl Methoden der Organischen Chemie, Vol. E20, Georg Thleme Verlag, 1987, p. 1659.
4. D. Dieterich, Advances in urethane ionomers, in: H.X. Xiao, K.C. Frisch (Eds.), Advances in Urethane Science and Technology, Vol. 1, Technomic, Lancaster, PA, 1995, p. 1.