著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) ,Fuel-Saving Optimization of Tugboats Based on Improved Beetle Antennae Search,International Journal of Comprehensive Engineering,2186-2680,"Diagnosis Engineering Technology, LLP, Japan.",2021,,,,https://cir.nii.ac.jp/crid/1390572175398142464,https://doi.org/10.14270/ijce2021.c00223.9