Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Baum, Helga and Friedrich, Thomas and Grunewald, Ralf and Kath, Ines",Twistors and killing spinors on riemannian manifolds,,B.G. Teubner,1991,Teubner-Texte zur Mathematik,,3815420148,,https://cir.nii.ac.jp/crid/1130282268671009920