29.
Lowe J, Barton N, Blockley S, Ramsey CB, Cullen VL, Davies W, Gamble C, Grant K, Hardiman M, Housley R, Lane CS, Lee S, Lewis M, MacLeod A, Menzies M, Müller W, Pollard M, Price C, Roberts AP, Rohling EJ, Satow C, Smith VC, Stringer CB, Tomlinson EL, White D, Albert P, Arienzo I, Barker G, Borić D, Ca-randente A, Civetta L, Ferrier C, Guadelli J-L, Karkanas P, Koumouzelis M, Müller UC, Orsi G, Pross J, Rosi M Shalamanov-Korobar L, Sirakov N and Tzedakis PC, 2012. Volcanic ash layers illuminate the resilience of Neanderthals and early modern humans to natural hazards. Proceedings of the National Academy of Sciences of the United States of America 109(34): 13532–13537, DOI 10.1073/pnas.1204579109.
http://dx.doi.org/10.1073/pnas....