@article{ETNA_2013__40__a24,
     author = {Vandebril, Raf and Watkins, David S.},
     title = {An extension of the $QZ$ algorithm beyond the {Hessenberg-upper} triangular pencil},
     journal = {Electronic transactions on numerical analysis},
     pages = {17--35},
     publisher = {mathdoc},
     volume = {40},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2013__40__a24/}
}