Akhiruddin, Yondi, and Subiyono Subiyono. “Analysis of Reading Ability, Drafting Skills and Students’ Complaints on Engineering Drawing of Grade XI of Machining Study Program”. Jurnal Dinamika Vokasional Teknik Mesin, vol. 2, no. 2, Oct. 2017, pp. 95-104, doi:10.21831/dinamika.v2i2.15996.