Volumetric and Isentropic Compressibility Behavior of Ionic Liquid, 1-Propyl-3-Methylimidazolium Bromide in Acetonitrile, Dimethylformamide, and Dimethylsulfoxide at T = (288.15 to 308.15) K Sadeghi, R.; Shekaari, H.; Hosseini, R.; International Journal of Thermophysics 2009, 30, 1491-1509