Lee, J. K. W., Cooper, R. A., & Renne, P. R. (2003). New Frontiers in the Fourth Dimension: Generation, Calibration, and Application of Geological Time Scales GAC NUNA CONFERENCE Mont Tremblant, Quebec 15-18 March 2003. Geoscience Canada, 30(2). Retrieved from https://journals.lib.unb.ca/index.php/GC/article/view/4140