System-ESD validation of a microcontroller with external RC-filter. - Thomas Steinecke; Markus Unger; Stanislav Scheier; Stephan Frei; Josip Bacmaga; Adrijan Baric (EMC Compo, 2013)

Modeling the static and dynamic behavior of multi-layer varistors in the threshold voltage region depending on the DC operating point. - Christian Widemann; Stanislav Scheier; Stephan Frei; Wolfgang Mathis (ICECS, 2014)