Chen, Y.D., S.Y. O'Reilly, and P.D. Kinny. “Dating the Cratonic Lower Crust by the Ion Microprobe Shrimp: An U-Th-Pb Isotopic Study on Zircons from Lower Crustal Xenoliths from Kimberlite Pipes”. International Kimberlite Conference: Extended Abstracts 5 (February 1, 1991): 45–45. Accessed November 24, 2024. https://ikcabstracts.com/index.php/ikc/article/view/2458.