Authors: R B Firestone; A West; J P Kennett; L Becker; T E Bunch; Z S Revay; P H Schultz; T Belgya; D J Kennett; J M Erlandson; O J Dickenson; A C Goodyear; R S Harris; G A Howard; J B Kloosterman; P Lechler; P A Mayewski; J Montgomery; R Poreda; T Darrah; S S Que Hee; A R Smith; A Stich; W Topping; J H Wittke; W S Wolbach Journal: Proc Natl Acad Sci U S A Date: 2007-09-27 Impact factor: 11.205
Authors: François S Paquay; Steven Goderis; Greg Ravizza; Frank Vanhaeck; Matthew Boyd; Todd A Surovell; Vance T Holliday; C Vance Haynes; Philippe Claeys Journal: Proc Natl Acad Sci U S A Date: 2009-12-10 Impact factor: 11.205
Authors: D Garcia-Castellanos; F Estrada; I Jiménez-Munt; C Gorini; M Fernàndez; J Vergés; R De Vicente Journal: Nature Date: 2009-12-10 Impact factor: 49.962