@article{article8f487e6b,
title   = {Fast triangular factorization of the sum of Quasi-Toeplitz and Quasi-Hankel matrices},
author = {Sayed, Ali Hussein and Lev-Ari, H and Kailath, Thomas},
year = {1993},
doi = {10.1016/0024-3795(93)90510-u},
journal   = {Linear Algebra and Its Applications}
}