супер название статьи, правда, не читал: Narcotics, Nationalism and Class in China: The Transition from Opium to Morphine and Heroin in Early 20th-Century Shanxi - (Henrietta Harrison)
http://www.eastasianhistory.org/sites/default/files/article-content/32-33/EAH32-33_07.pdf Журнал в сободном доступе
http://www.eastasianhistory.org, via
rustam