Merge pull request #2632 from hashicorp/jbs-docs-scheduler-types

DOCS: Update Scheduler Types page

website/source/docs/runtime/schedulers.html.md

@@ -17,8 +17,8 @@ each of these schedulers.
 The `service` scheduler is designed for scheduling long lived services that
 should never go down. As such, the `service` scheduler ranks a large portion
 of the nodes that meet the job's constraints and selects the optimal node to
-place a task group on. The `service` scheduler uses a best fit scoring algorithm
-influenced by Google work on Borg. Ranking this larger set of candidate nodes
+place a task group on. The `service` scheduler uses a best fit scoring algorithm influenced by Google's work on
+[Borg](https://research.google.com/pubs/pub43438.html). Ranking this larger set of candidate nodes
 increases scheduling time but provides greater guarantees about the optimality
 of a job placement, which given the service workload is highly desirable.