Shagalov, Vyacheslav A., Valeriy A. Letyaev, Yakov Ya. Grishin, and Marina M. Vladimirova. 2018. “Dag hammarskjold”™s Role in the Development of Peacekeeping”. Revista Publicando 5 (16 (1): 606-16. https://revistapublicando.org/revista/index.php/crv/article/view/1527.