[PBS][] software schedules jobs to efficiently allocate the available
computing resources. It is often used on clusters, allowing users to
queue jobs which are executed once enough worker nodes become
-available. The main open-source PBS implementation is [Tourque],
+available. The main open-source PBS implementation is [Tourque][],
which provides the infrastructure. [Maui][] (also open-source) plugs
into Torque and provides the scheduling logic.