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Hoàng Thị TD. TUYEN QUANG – A PLACE HAVING FAVOURABLE FACILITIES AND ENSURING SECURITY FOR THE LAO REVOLUTIONARY DELEGATION OPERATING IN MY BANG COMMUNE (YEN SON DISTRICT) FROM 1950 TO 1952). SJ TTU [Internet]. 2021Jan.28 [cited 2024Dec.4];6(18):104-9. Available from: https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/411