[1]
A. Sun, Q. Xu, S. Xu, X. Shangguan, and J. Sun, “Ultrasonic-Assisted Dispersive Liquid Phase Microextration with Low-Volume Toxic Solvent for the Separation of Strontium and its Application for Strontium Isotope Determination”, ajc, vol. 26, no. 1, pp. 169–172, Dec. 2013.