Copyright
It is the policy of the ÀÏ°ÄÃÅ¿ª½±Ö±²¥ to own the copyright
to the technical contributions it publishes on behalf of the
interests of the ÀÏ°ÄÃÅ¿ª½±Ö±²¥, its authors, and their employers, and to
facilitate the appropriate reuse of this material by others. To
comply with the U.S. Copyright Law, authors are required to
sign an ÀÏ°ÄÃÅ¿ª½±Ö±²¥ Copyright Form before publication. This form,
which can be accessed at , returns to authors and their employers full
rights to reuse their material for their own purposes.