@article{LaPolla2010,
  author    = {Randy J. LaPolla},
  title     = {On the utility of the concepts of markedness and prototypes in understanding the development of morphological systems},
  journal   = {Bulletin of the Institute of History and Philology},
  volume    = {66},
  number    = {4},
  pages     = {1149 -- 1185},
  url       = {http://victoria.linguistlist.org/~lapolla//rjlapolla/papers/mkpr.pdf},
  year      = {2010},
}