Maharja, R., Tualeka, A.R. and Rochmah, T.N. 2018. Cost Benefit Analysis of Residual Risk Control in General Engineering Department of PT PAL Indonesia (Persero). KnE Life Sciences. 4, 5 (Jun. 2018), 281–291. DOI:https://doi.org/10.18502/kls.v4i5.2560.