Giriūnas, Lukas, and Jonas Mackevičius. “The Expression of the Elements of the Internal Control System Graphical Representation”. Buhalterinės apskaitos teorija ir praktika0, no. 15A (July 9, 2014): 62-72. Accessed November 29, 2021. https://www.journals.vu.lt/BATP/article/view/13101.