Atmospheric pollution for trace elements in the remote high altitude atmosphere in central Asia as recorded in snow from Mt. Qomolangma (Everest) of the Himalayas - Lee, K.; Hur, S.; Hou, S.; Hong, S.; Qin, X.; Ren, J.; Liu, Y.; Rosman, Kevin; Barbante, C.; Boutron, C. (Elsevier, 2008)