As always, these are a nice read.
<li> rfc 5531: Remote Procedure Call Protocol, Version 2 (2009) </li>
<li> Birell, A.D. and Nelson, B.J.: Implementing Remote Procedure Calls
(1984) </li>
<li> rfc 5531: Remote Procedure Call Protocol, Version 2 (2009) </li>
<li> Birell, A.D. and Nelson, B.J.: Implementing Remote Procedure Calls
(1984) </li>
+ <li> <a href="https://lwn.net/Articles/897917/">NFS: the early
+ years</a> and <a href="https://lwn.net/Articles/898262/">NFS: the new
+ millennium</a>, two articles on the design and history of NFS by Neil
+ Brown. </li>