Đỗ, N. A., & Nguyễn, Đ. Á. (2012). 4-Regular graph of diameter 2. Trường Đại học Đà Lạt.
শিকাগো স্টাইলে সাইটেশনĐỗ, Như An, এবং Đình Ái Nguyễn. 4-Regular Graph of Diameter 2. Trường Đại học Đà Lạt, 2012.
এমএলএ সাইটেশনĐỗ, Như An, এবং Đình Ái Nguyễn. 4-Regular Graph of Diameter 2. Trường Đại học Đà Lạt, 2012.
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