• DOI https://doi.org/10.18177/sym.2016.56.itm.11157
  • PDF https://www.jstor.org/stable/26574425

  • DOI https://doi.org/10.18177/sym.2016.56.fr.11155
  • PDF https://www.jstor.org/stable/26574449

  • DOI https://doi.org/10.18177/sym.2016.56.rev.11151
  • PDF https://www.jstor.org/stable/26574440

  • DOI http://dx.doi.org/10.18177/sym.2016.56.rev.11149
  • PDF https://www.jstor.org/stable/26574437

  • DOI https://doi.org/10.18177/sym.2016.56.sr.11147
  • PDF https://www.jstor.org/stable/26574423