@vectara/vectara-ui/lib/utils/citations/removeCitations.js

Vectara's design system, codified as a React and Sass component library

const regex = /(^\[(\d+(,*\s*\d*)*)\] ?)|( ?\[(\d+(,*\s*\d*)*)\])/g;
export const removeCitations = (text) => text.replace(regex, "");