1.
Saputro PB. Relevansi Perjanjian Schengen Pasca Serangan Teror ISIS di Eropa Periode 2015-2016. International & Diplomacy USNI [Internet]. 2017 Jun. 1 [cited 2025 Oct. 18];2(2):185-216. Available from: https://jurnalhiusni.org/index.php/idu/article/view/138