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Real time NO emissions measurement during cold start in LPG SI engine
Li, Gong, (2007)
Catalyst light-off behavior of a spark-ignition LPG (liquefied petroleum gas) engine during cold start
Gong, Changming, (2011)
Evaluating the policy of setting up microscopy centres at township hospitals in Shandong China: Experience from patients and providers
Wei, Xiaolin, (2010)