Densities of the Ternary Systems Y(NO3)3 + Ce(NO3)3 + H2O, Y(NO3)3 + Nd(NO3)3 + H2O, and Ce(NO3)3 + Nd(NO3)3 + H2O and Their Binary Subsystems at Different Temperatures Hu, Y.F.; Jin, C.W.; Ling, S.; Zhang, J.Z.; Journal of Chemical & Engineering Data 2010, 55, 5031-5035