A lot of the theoretical linguistics articles are quite bad: https://en.wikipedia.org/wiki/Determiner_phrase#Arguments_for_NP_over_DP https://en.wikipedia.org/w

A lot of the theoretical linguistics articles are quite bad: https://en.wikipedia.org/wiki/Determiner_phrase#Arguments_for_NP_over_DP https://en.wikipedia.org/wiki/Determiner_phrase#Arguments_fo... is full of bizarre arguments that don't make sense in the tradition that postulated the DP hypothesis. Not only that, but the trees are written in a really bizarre way for a topic in generative grammar.