The persistence
step uses
:ref:`TRAPDENSITY <trapdensity_reffile>`,
:ref:`PERSAT <persat_reffile>`, and
:ref:`TRAPPARS <trappars_reffile>` reference files.
The persistence
step uses
:ref:`TRAPDENSITY <trapdensity_reffile>`,
:ref:`PERSAT <persat_reffile>`, and
:ref:`TRAPPARS <trappars_reffile>` reference files.