Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Numano Masayoshi,Requirements for Labor Savings in Engine Department of Coastal Ship,Marine Engineering,13461427,The Japan Institute of Marine Engineering,2010,45,5,629-632,https://cir.nii.ac.jp/crid/1390001204573136256,https://doi.org/10.5988/jime.45.629