Suwandi, S., Hanafiah, H., Iriantara, Y. ., & Sulastini, R. . (2022). Dual Based Assessment in Improving the Quality of Skills at the Center of Excellence Vocational School. International Journal of Educational Research &Amp; Social Sciences, 3(4), 1701–1707. https://doi.org/10.51601/ijersc.v3i4.469