Condition monitoring of viscous liquids using microsensors. - Bernhard Jakoby; Erwin K. Reichel; Christian Riesch; Frieder Lucklum; Bernhard Weiss; Franz Keplinger; Monika Scherer; Lana Follens; Christine Kirschhock; Wolfgang Hilber (Elektrotech. Informationstechnik, 2009)