• Structuration process of urea-formaldehyde resins during storageChristjanson, Peep; Siimer, Kadri; Pehk, TõnisPOLYCHAR World Forum on Polymer Applicatios and Theory : POLYCHAR-10, January 8-11, 2002 & Short Cource, January 7, 2002 : program and book of abstracts2002 / p. 85