Optoacoustic Sensing of Surfactant Crude Oil in Thermal Relaxation and Nonlinear Regimes. - Pavel Subochev; Alexey Kurnikov; Ekaterina A. Sergeeva; Mikhail Yu. Kirillin; Ivan A. Kapustin; Roman Belyaev; Alexey V. Ermoshkin; Alexander A. Molkov (Sensors, 2021)