Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NISHI YASUO and KOZIMA TAKEO and HIGA SYUNTARO and OKAMOTO SHUNJI,SOME COMPUTATION FORMULAE OF SOLID ANGLES SUBTENDED BY GEOMETRICALLY SIMPLE FORMS : An applicative study on equi-solid angle-representation II,Transactions of the Architectural Institute of Japan,03871185,Architectural Institute of Japan,1975,229,0,"93-100,191",https://cir.nii.ac.jp/crid/1390001205538708864,https://doi.org/10.3130/aijsaxx.229.0_93