Widianjaya, A., D. Pramadihanto, and S. Sukaridhoto. “Real Time Global Scheduling Analysis for Generalized DAG Task Upon Heterogeneous Machine”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 9, no. 2-5, June 2017, pp. 113-7, https://jtec.utem.edu.my/jtec/article/view/2409.