3Simon Huwyler, Daniel Schrag, Richard Gilbert,Todd Thorsen, Reto Schob, Jurgen Hahn,Bearingless in-line viscometer for the semiconductor industry,2003.
4Samuel E. de Lucena, Walter Kaiser, Stepping Motor Driven Constant-Shear- Rate Rotating Viscometer, Ih4TC 2004 - hstrumentation and Measurement Technology Conference Coma Italy, 18-20 May 2004.