Michael Walker OBE (14 January 1947 – 27 September 2018) was an English mathematician who was instrumental in developing the standards that apply to mobile telecommunications and particularly in respect of the SIM card.[1][2][3][4]

References

  1. ^ "An homage to Professor Michael Walker OBE". etsi.org. Retrieved 3 January 2021.
  2. ^ "Professor Michael Walker obituary". Thetimes.co.uk. 2 November 2018. Retrieved 7 November 2018.
  3. ^ "Prof Michael Walker, OBE - Alacrity Foundation". Alacrityfoundation.co.uk. Archived from the original on 8 November 2018. Retrieved 7 November 2018.
  4. ^ "Professor Michael Walker". Cpp.edu. Archived from the original on 14 December 2019. Retrieved 9 November 2018.


Allikas: https://en.wikipedia.org/wiki/Michael_Walker_(mathematician)
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