Romanuke, Vadim V. “Infinity Substitute in Exactly Minimizing Total Tardiness in Tight-Tardy Progressive 1-Machine Scheduling by Idling-Free Preemptions of Equal-Length Jobs”. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems» 440 (December 23, 2019): 94-101. Accessed May 4, 2024. https://periodicals.karazin.ua/mia/article/view/15777.