<?xml version='1.0'?>

<reference anchor='RFC3509'>

<front>
<title>Alternative Implementations of OSPF Area Border Routers</title>
<author initials='A.' surname='Zinin' fullname='A. Zinin'>
<organization /></author>
<author initials='A.' surname='Lindem' fullname='A. Lindem'>
<organization /></author>
<author initials='D.' surname='Yeung' fullname='D. Yeung'>
<organization /></author>
<date month='April' year='2003' /></front>

<seriesInfo name='RFC' value='3509' />
<format type='TXT' octets='24326' target='ftp://ftp.isi.edu/in-notes/rfc3509.txt' />
</reference>
