Rotational viscometry for study of urea-formaldehyde resinsSuurpere, Aime; Christjanson, Peep; Siimer, KadriProgramme and proceedings of Baltic Polymer Symposium 2005 : Tallinn, October 19-21, 20052005 / p. 61 Study of surface parameters of vacuum dried woodOtto, Tauno; Kaps, Tiit; Reiska, ReinProgramme and proceedings of Baltic Polymer Symposium 2005 : Tallinn, October 19-21, 20052005 / p. 51