Phase Equilibrium Measurements and Modeling of 1-Propanethiol + 1-Butanethiol + CH4 in Methane Ternary System at 303, 336, and 368 K and Pressure Up to 9 MPa Awan, J.A.; Coquelet, C.; Tsivintzelis, I.; Kontogeorgis, G.; Journal of Chemical & Engineering Data 2016, 61, 41-44