Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Makishima T.,Position Lines on the Surface of the Earth,The Journal of the Nautical Society of Japan,04666607,Japan Institute of Navigation,1963,30,0,11-19,https://cir.nii.ac.jp/crid/1390001206096799616,https://doi.org/10.9749/jina.30.0_11