Detection of Greenhouse Gas Precursors from Diesel Engines Using Electrochemical and Photoacoustic Sensors. - Geórgia Mothé; Maria Castro; Marcelo Sthel; Guilherme Lima; Laisa Brasil; Layse Campos; Aline Rocha; Helion Vargas (Sensors, 2010)

A Sulfur Hexafluoride Sensor Using Quantum Cascade and CO2 Laser-Based Photoacoustic Spectroscopy. - Mila Rocha; Marcelo Sthel; Guilherme Lima; Marcelo da Silva; Delson Schramm; András Miklós; Helion Vargas (Sensors, 2010)