Observation of container liquid levels by dynamic heat conduction.Published in:Insight: Non-Destructive Testing & Condition Monitoring, 2013, v. 55, n. 1, p. 10, doi. 10.1784/insi.2012.55.1.10By:Aoyagi, Minoru;Hiraguri, Takefumi;Ueno, Takahiro;Okuda, MakotoPublication type:Article