Real Time Mental Stress Detection Through Breath Analysis. - Paulo Santos; Peter Roth; Jorge M. Fernandes; Viktor Fetter; Valentina Vassilenko (DoCEIS, 2020)

Gas Chromatography-Ion Mobility Spectrometry Instrument for Medical Applications: A Calibration Protocol for ppb and ppt Concentration Range. - Jorge M. Fernandes; Valentina Vassilenko; Pedro C. Moura; Viktor Fetter (DoCEIS, 2021)