Utami, F. D., J. Nurkamto, S. Marmanto, and L. L. Taopan. “The Implementation of Higher-Order Thinking Skills in EFL Classroom: Teachers’ Perceptions”. Proceedings of the International Conference on Future of Education, vol. 2, no. 1, Oct. 2019, pp. 64-72, doi:10.17501/26307413.2019.2107.