Wrote the book Recent Developments in the Analysis of the Black Mat Layer and Cosmic Impact at 12.8 ka Bibs and Bios: William C. Mahaney, Leslie Keiser, David H. Krinsley, Allen West!, Randy Dirszowsky, Chris C.R. Allen, Pedro Costa Article first published online: 6 DEC 2013 Geografiska Annaler: Series A, Physical Geography Abstract: Recent analyses of…
