It has its own eucharistic liturgy, which is distinct from the standard Roman Rite liturgy, and incorporates elements of the Book of Common Prayer that do not conflict with Catholic doctrine.

Source: https://www.ncregister.com/cna/anglican-bishop-from-wales-will-convert-to-catholicism-to-serve-as-priest

My young mind was formed by a Book of Common Prayer yet to undergo that indignity of being made contemporary and up to date.

Source: https://www.theamericanconservative.com/a-good-gift-received-from-his-hand/