More than nine in 10 Chinese cities exceeded air pollution targets in 2014, says Greenpeace

Autor:	Dai, Shuping, Xu, Lingzhong
Zdroj:	BMJ: British Medical Journal, 2015 Feb 01. 350
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/26518125 Zobrazit plný text záznamu