++doc

doc/refs/refs.bib

@@ -83,3 +83,29 @@
   author =    {NGINX},
   title =     {NGINX | High Performance Load Balancer, Web Server, \& Reverse Proxy},
   howpublished = {\url{https://www.nginx.com/}}}
+
+@Misc{openvswitch,
+  author =    {Linux Foundation},
+  title =     {Open vSwitch},
+  howpublished = {\url{https://www.openvswitch.org/}}}
+
+@Misc{wikipedia:_ipv4,
+  author =    {Wikipedia},
+  title =     {IPv4 header checksum},
+  howpublished = {\url{https://en.wikipedia.org/wiki/IPv4_header_checksum}},
+  note =      {Requested on 2019-08-12}}
+
+@Misc{schottelius:github1675,
+  author =    {Nico Schottelius},
+  title =     {Casting bit<16> to bit<32> in checksum causes incorrect json to be generated},
+  howpublished = {\url{https://github.com/p4lang/p4c/issues/1765}}}
+
+@Misc{schottelius:github745,
+  author =    {Nico Schottelius},
+  title =     {Add access to table keys},
+  howpublished = {\url{https://github.com/p4lang/p4-spec/issues/745}}}
+
+@Misc{theojepsen:_get,
+  author =    {theojepsen},
+  title =     {Get size of header},
+  howpublished = {\url{https://github.com/p4lang/p4-spec/issues/660}}}