P. V. Bông, “THE VICTORY OF THE ROAD 14 CAMPAIGN, PHUOC-LONG –THE KEY TO THE SPRING 1975 VICTORY”, DLU JOS, vol. 5, no. 3&4, pp. 19–25, Sep. 2015, doi: 10.37569/DalatUniversity.5.3&4.274(2015).