An alternative extended block Arnoldi method for solving low-rank Sylvester equations. - Ilias Abdaoui; Lakhdar Elbouyahyaoui; Mohammed Heyouni (Comput. Math. Appl., 2019)

The simpler block CMRH method for linear systems. - Ilias Abdaoui; Lakhdar Elbouyahyaoui; Mohammed Heyouni (Numer. Algorithms, 2020)