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
"Aczél, J. and Dhombres, Jean G.","Functional equations in several variables : with applications to mathematics, information theory and to the natural and social sciences",,Cambridge University Press,1989,Encyclopedia of mathematics and its applications,,0521352762,,https://cir.nii.ac.jp/crid/1130282273123693952