Vapor-Liquid Equilibria of the Carbon Dioxide + Ethyl Propanoate and Carbon Dioxide + Ethyl Acetate Systems at Pressure from 2.96 MPa to 11.79 MPa and Temperature from 313 K to 393 K Tian, Y.L.; Zhu, H.G.; Xue, Y.; Liu, Z.H.; Yin, L.; Journal of Chemical & Engineering Data 2004, 49, 1554-1559