Cinque, Guglielmo. 2005. Deriving Greenberg’s Universal 20 and Its Exceptions. Linguistic inquiry 36. 315-332.
@article{jacquesestimative-cinque05universal20, author = {Cinque, Guglielmo}, journal = {Linguistic inquiry}, number = {3}, pages = {315-332}, title = {Deriving Greenberg’s Universal 20 and Its Exceptions}, volume = {36}, year = {2005} }