Han, Suk-in(한숙인) (July 16, 2013). "참여연대, 토니모리, 네이처리퍼블릭, 더페이스샵 불공정 행위 고발" [Participation Solidarity, Tony Moly, Nature Republic, The Face Shop accusation of unfair behavior]. Maekyeong.com. Archived from the original on December 22, 2015.
"Faces of ETUDE" (in Korean). etude.sg. Archived from the original on February 15, 2015. Retrieved October 30, 2013.
Han, Suk-in(한숙인) (July 16, 2013). "참여연대, 토니모리, 네이처리퍼블릭, 더페이스샵 불공정 행위 고발" [Participation Solidarity, Tony Moly, Nature Republic, The Face Shop accusation of unfair behavior]. Maekyeong.com. Archived from the original on December 22, 2015.