RQCISD-T: Restricted Quadratic Configuration Interaction with Single and Double Excitations and Triple Excitations added Perturbatively

What does RQCISD-T mean? The above is one of RQCISD-T meanings. It may have other definitions. Please refer to the end of this passage.

Definition in English: Restricted Quadratic Configuration Interaction with Single and Double Excitations and Triple Excitations added Perturbatively