Saputra, B.P. et al. 2022. Efectiveness Comparison of Overtime Hours with Technical and Economical Employment on 10165 Ton Gwt Tanker Ship Repairation. Indonesian Vocational Research Journal. 2, 1 (Dec. 2022), 145–152. DOI:https://doi.org/10.30587/ivrj.v2i1.5074.