Salirawati D, Nugraheni ARE, Agbonkpolo MU. An Analysis of validity of test items in chemistry final semester examination for vocational students majoring in computer and networking engineering in Bantul Regency. AJATeL [Internet]. 2020 Apr. 4 [cited 2024 Nov. 23];10(1):32-40. Available from: https://ojs.upsi.edu.my/index.php/AJATeL/article/view/2768