Adaptive FE-solution of column supported (Reissner-Mindlin) platesKettil, Per; Wiberg, Nils-ErikTenth Nordic Seminar on Computational Mechanics, Tallinn Technical University, October 24-25, 19971997 / p. 198-201: ill Error estimation and adaptivity for h-version eigenfrequency analysisHager, Patrik; Wiberg, Nils-ErikTenth Nordic Seminar on Computational Mechanics, Tallinn Technical University, October 24-25, 19971997 / p. 206-209 Towards an adaptive h-type procedure using recovery based estimatorsZiukas, S.; Wiberg, Nils-ErikTenth Nordic Seminar on Computational Mechanics, Tallinn Technical University, October 24-25, 19971997 / p. 210-213: ill