Indonesian Vocational Research Journal (IVRJ) is an open access journal organized by UPT. Vocational & Certification, Muhammadiyah Gresik University. Journal indexed in Google Scholar, Crossref, and Digital Object Identifier (DOI). Final fee is IDR 100,000 per article or fast track fee (optional) is IDR 200,000 per article. Publication fees must be paid when the article is received by the editor.