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
"Gutlyanskii, Vladimir and Ryazanov, Vladimir and Srebro, Uri and Yakubov, Eduard",The Beltrami equation : a geometric approach,,Springer,2012,Developments in mathematics,,9781461431909,,https://cir.nii.ac.jp/crid/1130282271688465408