align = "center">
      Reference:
    </h3>

    <p>
      <ol>
        <li>
          James Boyett,<br>
          Algorithm AS 144:
          Random R x C Tables with Given Row and Column Totals,<br>
          Applied Statistics,<br>
          Volume 28, Number 3, 1979, pages 329-332.
        </li>
      </ol>
    </p>

    <h3 align = "center">
      Source Code:
    </h3>

    <p>
      <ul>
        <li>
          <a href = "asa144.f">asa144.f</a>, the source code.
        </li>
        <li>
          <