      Cor denHeijer, Werner Rheinboldt,<br>
          On Steplength Algorithms for a Class of Continuation Methods,<br>
          SIAM Journal on Numerical Analysis,<br>
          Volume 18, Number 5, October 1981, pages 925-947.
        </li>
        <li>
          Jack Dongarra, Jim Bunch, Cleve Moler, Pete Stewart,<br>
          LINPACK User's Guide,<br>
          SIAM, 1979,<br>
          ISBN13: 978-0-898711-72-1,<br>
          LC: QA214.L56.
        </li>
        <li>
          Ferdinand Freudenstein,