Densities, Ultrasonic Speeds, and Excess Properties of Binary Mixtures of Diethylene Glycol with 1-Butanol, 2-Butanol, and 1,4-Butanediol at Different Temperatures Ali, A.; Ansari, S.; Uzair, S.; Tasneem, S.; Nabi, F.; International Journal of Thermophysics 2015, 36, 3153-3168