Hong Kong is right to worry about the disappearance of bookseller Lee Bo and his associates
South China Morning Post, January 11, 2016
http://www.scmp.com/comment/insight-opinion/article/1900000/hong-kong-right-worry-about-disappearance-bookseller-lee-bo
Hong Kong: An attack on the “One Country, Two Systems” principle
The Diplomat, January 11, 2016
http://thediplomat.com/2016/01/hong-kong-an-attack-on-the-one-country-two-systems-principle/
“Then they came for the bookseller” by Jeffrey Wasserstrom
Los Angeles Review of Books, January 9, 2016
https://lareviewofbooks.org/essay/then-they-came-for-the-bookseller/