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[Continuous measurement of baseline atmospheric carbon monoxide in western China].

D. Worthy, L. Zhou, M. Ernst, 2001, Huan jing ke xue= Huanjing kexue.

Seven years of continuous methane observations at a remote boreal site in Ontario, Canada

D. Worthy, I. Levin, A. Kuhlmann, 1998 .

Ten years of atmospheric methane observations at a high elevation site in Western China

P. M. Lang, Ling-xi Zhou, D. Worthy, 2004 .

Evaluation of in situ measurements of atmospheric carbon monoxide at Mount Waliguan, China

P. Novelli, S. Fang, Ling-xi Zhou, 2011 .