Choi, H.C. (1999) A Proposal for a Unified Language in the South and the North Korea: the Language Policy. The Journal of International Korean Studies, Vol. 1, No. 1, pp. 35-85.
Jung, K.I. (2002) The Survey of the Linguistic Adaptation of the Defectors from North Korea to South Korea. The Sociolinguistic Journal of Korea, Vol. 10, No. 1, pp. 253-274.
Kang, C.K. (2010) North Korean Refugee Supporting Policy Based on Barrier Factor Analysis. The Korean Journal of Unification Affairs, Vol. 22, No. 1, pp. 261-290.
Kim, S.H. (2005) How to Perceive the Language Differentiation between the Two Koreans. Review of North Korean Studies, Vol. 8, No. 2, pp. 85-124.
Lee, H.K. (2003). A study on the University Life Experience of North Korean Defectors in South Korea. Master's thesis. Ewah Womans University.
Lee, K.S. (2006) A Study of the Social Adaptation Process of Women Migrants: Focus on North Korean Residents in South Korea. The Journal of Asian Women, Vol. 45, No. 1, pp. 191-234.
Lee, Y.K. (2015). The Phenomenological Analysis About the Aspect of Communication of North-Korea Refugees Within South-Korea Society. Master's thesis. Dongshin University.
Liu, H.C.S., and Schneider, L.J. (2001). Perceived Counselor Acculturation Levels: Their Pertinence to Caucasian Client Expectations. Paper Presented at the 109th Annual Conference of the American Psychological Association.
Ministry of Unification (2014). 2014 Unification White Paper.
Moon, K.H. (2007) Education Policy to Improve Vocabulary and Communication Skills for North Korean Refugees. The Academy for Korean Language Education, Vol. 76, pp. 141-172.
Park, I.S. (2002). A Survey on the Recovery of the Identities between the South Korean Language and the North Korean Language. Master's thesis. Sunmoon University.
Seong, I.H. (1992) The Speech Community Viewed from Linguistic Heterogeneity After Unification of South- North Korea. Regular Academic Conference: The Problems of the Unified Korea Nation of the Korean People, Vol. 9, pp. 165-195.
Sung, S.M. (2007). A Study on the Recovery of Homogeneity for the Increasingly Heterogeneous Language of Two Koreas: With an Emphasis on Language Policy and Linguistic Purification Process. Master's thesis. Dongguk University.
Yook, H. (1996) The Linguistic Differences between South and North Korea. Korean Education, Vol. 53, pp. 255-267.
Yoon, I.S. (2012) The Linguistic Heterogeneity of South and North Korea. Collected Papers on Christian Language Culture, Vol. 15, pp. 119-134.