Update nodes.md

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scjane 2017-02-23 18:30:52 +08:00 committed by GitHub
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@ -82,4 +82,4 @@ You can also demote a manager node to a worker node. See
## Learn More
* Read about how swarm mode [services](services.md) work.
* Learn how [PKI](pki.md) works in swarm mode
* Learn how [PKI](pki.md) works in swarm mode.