Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Namikawa Y. and Tarumi Y.,On the Solution of the Azimuth of the Celestial Bobies by the Construction utilizing the Stereographic Projection,The Journal of the Nautical Society of Japan,04666607,Japan Institute of Navigation,1959,20,0,77-82,https://cir.nii.ac.jp/crid/1390282681071633152,https://doi.org/10.9749/jina.20.0_77