For all the flak we give #ACM over many many things, the `acmart.cls` with its support for #biblatex/#natbib is truly a gift to researchers writing.
Parenthetical citations are not nouns! Textual citations, however, are!
The same can be said for #OASIcs enabling support for #natbib at least.
#LNCS on the other hand...I do not want to use a third party bst file... nor an unsupported biblatex model...