The Happy Hollisters was referenced indirectly in the cartoon series Arthur.

He indirectly referenced the Beatitudes by saying the terrorists hope that breaking the will of the U.S. will allow "the violent to inherit the Earth."

Non-rooted entities do not have identity and instances only exist if referenced from a rooted instance directly or indirectly.

Orson Welles' film Citizen Kane is referenced both directly and indirectly during this episode.

"The Soft Weapon" indirectly referenced via first suggested name, "Cue Ball", implying timeline but since retconned to many years after the events of this story.

The album contained several tracks that seemed to indirectly reference what the group called "The Incident", and the group remained defiant.

O'Neal indirectly referenced the feud in his cameo appearance in the 2006 movie Scary Movie 4.

The last global variable subtree may be referenced indirectly by a caret and the last subscript; this is referred to as a "naked reference".

With static linking, it is enough to include those parts of the library that are directly and indirectly referenced by the target executable (or target library).

It is also common for television stations to choose call letters that either directly or indirectly reference the station or channel number upon which they broadcast.