Alya, R. and Ikhwan, A. 2022. Mobile-Based Design of Information System for Vocational Internship Activities for Vocational Students. Sinkron : jurnal dan penelitian teknik informatika. 6, 4 (Oct. 2022), 2361-2368. DOI:https://doi.org/10.33395/sinkron.v7i4.11764.