@article{GDZPPN002040271, title = {Definitezable hermitian matrix pencils.}, journal = {Aequationes mathematicae}, volume = {45}, year = {1993}, pages = {44-55}, zbl = {0789.15009}, url = {http://dml.mathdoc.fr/item/GDZPPN002040271} }
Ye, Qiang; Lancaster, P. Definitezable hermitian matrix pencils.. Aequationes mathematicae, Tome 45 (1993) pp. 44-55. http://gdmltest.u-ga.fr/item/GDZPPN002040271/