M. M. Ningtyas and P. M. E. Killian, “A Comparison of Vietnam’s and China’s National Interests: A Case Study of the 2022 Russia-Ukraine War: Perbandingan Kepentingan Nasional Vietnam-China : Studi Kasus Perang Rusia- Ukraina 2022”, J. Pemerintah. dan Polit., vol. 11, no. 4, pp. 1168–1184, Nov. 2026.