Liquid density of oxygenated additive 2,4-dimethyl-3-oxapentane at pressures up to 140 MPa and temperatures from (293.15 to 393.29)K Dakkach, M.; Aguilar, F.; Alaoui, F.E.; Montero, E.A.; The Journal of Chemical Thermodynamics 2015, 80, 135-141