Le Doan Phuong Thao. “THE FRIENDSHIP AND COOPERATIVE RELATIONSHIP BETWEEN QUANG NAM PROVINCE (VIETNAM) AND SEKONG PROVINCE (LAOS) FROM 1999 TO 2014: ACHIEVEMENTS AND PROSPECTS”. UED Journal of Social Sciences, Humanities and Education, Vol. 5, no. 1, Mar. 2015, pp. 61-64, doi:10.47393/jshe.v5i1.514.