著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Brent, Charles and Walter, Albert F. and Williams, George","Ex-meridian altitude tables, declination (0°-70°) : to which is added an explanation of maximun & minimum altitude, longitude as well as latitude from two observations of a heavenly body when near and on opposite sides of the meridian : also, a solution of the sumner or double altitude problem",3rd ed,George Philip & Son,1901,,,,,https://cir.nii.ac.jp/crid/1130000795877352448