@article{MayrMorrisMennenetal.2017,
  author    = {Robert Mayr and Jonathan Morris and Ineke Mennen and Daniel Williams},
  title     = {Disentangling the effects of long-term language contact and individual bilingualism: The case of monophthongs in Welsh and English},
  journal   = {International journal of bilingualism : cross-disciplinary, cross-linguistic studies of language behavior},
  volume    = {21},
  pages     = {245 -- 267},
  doi       = {10.1177/1367006915614921},
  year      = {2017},
}