@incollection{LaPolla2010,
  author    = {Randy J. LaPolla},
  title     = {Causes and effects of Substratum, Superstratum and Adstratum influence, with reference to Tibeto-Burman languages},
  booktitle = {Issues in Tibeto-Burman Historical Linguistics (Senri Ethnological Studies 75)/ ed. by Yasuhiko Nagano},
  volume    = {75},
  url       = {http://victoria.linguistlist.org/~lapolla//rjlapolla/papers/LaPolla-Causes-and-Effects-of-Substratum-influence.pdf},
  year      = {2010},
}