MEURANT, G., DUINTJER TEBBENS, Jurjen. Krylov Methods for Nonsymmetric Linear Systems - From Theory to Computations. Cham: Springer, 2020. Springer Series in Computational Mathematics, 57. ISBN 978-3-030-55250-3. Available: https://doi.org/10.1007/978-3-030-55251-0.