A simple convention wherein any given html page contains a <link> tag in the <head>section which points to the relevant RSS feed which that page would have appeared in. This has proved useful for aggregators, and other bots.
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<link rel="alternate" type="application/rss+xml" title="RSS" href="url/to/rss/file">
See AutoDiscovery for discussions on facilitating auto-discovery of P/E/A feeds and APIs
