>
        <li>
          Michael Waterman,<br>
          Introduction to Computational Biology,<br>
          Chapman and Hall, 1995,<br>
          ISBN: 0412993910,<br>
          LC: QH438.4.M33.W38.
        </li>
        <li>
          Eric Weisstein,<br>
          CRC Concise Encyclopedia of Mathematics,<br>
          CRC Press, 2002,<br>
          Second edition,<br>
          ISBN: 1584883472,<br>
          LC: QA5.W45
        </li>
        <li>
          Stephen Wolfram,<br>
          The Mathematica 