D'Hondt, S.; King, J.; Herbert, T. D. (1994): Planktic foraminifera and asteroids; death and recovery at the Cretaceous-Tertiary boundary. Geological Society of America (GSA), Boulder, CO, United States, In: Anonymous, Geological Society of America, 1994 annual meeting, 26 (7), 394, georefid:1995-016308