The phrase
"obligatory reference" means a mention or citation that is necessary or required. It is something that must be included or acknowledged as per a standard or tradition.
Full definition
Trosch's early paintings conjure a Florine Stettheimer fantasy of Park Avenue society ladies — Stettheimer being the one
obligatory reference on the rare occasions when Trosch has been discussed in print - which made it a happy coincidence that his show partly coincided with the Jewish Museum's current retrospective of that also once — underrated painter.
St. Louis boasts one of the largest urban parks in the U.S. (Forest Park), amazing theaters like the historic Fabulous Fox and Muny theaters, The National Blues Museum, a strong live music scene highlighted by the annual LouFest music festival, the insane City Museum, the Magic House children's museum, a vast collection of historic architecture, phenomenal art and history museums and, of course,
the obligatory reference to the Gateway Arch.
Speaking of, Relient K was one of the few bands to get away with Christian songs about dating that didn't include
an obligatory reference to saving sex for marriage.
Haneke, finally, comes to mind because, since his 1992 film Benny's Video — about youth violence and the cauterization of moral awareness that he sees video technology as entailing — the Austrian director's rigorously frosty stylistic methodology has become
the obligatory reference when considering any film that uses clinical detachment to make us look directly at unpalatable content.
There's
the obligatory reference to Tiger Woods, and some real - world anecdotes, including one about a case where an attorney was exchanging texts with a witness during a deposition taken by videoconference.