Andersson, F.; Edgar, S. B. Local existence of symmetric spinor potentials for symmetric (3,1)-spinors in Einstein space-times. (English) Zbl 0979.83034 J. Geom. Phys. 37, No. 4, 273-290 (2001). Reviewer: Vladimir Dzhunushaliev (Bishkek) MSC: 83C60 81R25 83C15 PDFBibTeX XMLCite \textit{F. Andersson} and \textit{S. B. Edgar}, J. Geom. Phys. 37, No. 4, 273--290 (2001; Zbl 0979.83034) Full Text: DOI
Musso, Emilio The local embedding problem for optical structures. (English) Zbl 0783.53018 J. Geom. Phys. 10, No. 1, 1-18 (1992). Reviewer: A.Bejancu (Iaşi) MSC: 53B30 53A25 PDFBibTeX XMLCite \textit{E. Musso}, J. Geom. Phys. 10, No. 1, 1--18 (1992; Zbl 0783.53018) Full Text: DOI