Mohd Yusoff NS, Suhaimin MF, Hainulah SND, Shaifuddin S, Adna N, Mat Rani R. Efficiency of digital transformation in the EU-27: A sequential bi-objective MCDEA BCC, super-efficiency and slack-based measure framework. JISED [Internet]. 2026 Oct. 25 [cited 2026 Nov. 1];11(87):851-66. Available from: https://academicinspired.com/jised/article/view/4745