We once had a disabled guy in a wheelchair working in the phone center before all calls went automated . One day he was terminated for no obvious reason to anyone . Getting ' walked out ' involved the ASM pushing his wheelchair out the front door , and he just left him outside the store entrance , crying , until his ride showed up . <| sep |> Uh , I accessed it through the university library so I don ' t know if it is available outside of the library portal . But here is the information of the article . The relevant info is on page 13 . I can send you the pdf if you ' re interested . Title Maori mapsAuthor Kelly , J . Is Part Of Cartographica , June 1999 , Vol . 362 , pp . 130 Peer Reviewed JournalIdentifier ISSN 03177173 They quote 170 Leach . pdfand t h i s c h r o n o l o g y o fcolonizationinnewzealand 6 B 52 FDE 8751149 FA 685 DC 0618 F 3 DBAD 5 And they mention introduced Polynesian rat species DNA as another indicator .