References README update

[p1c2u]

Fixes #5

[codecov]

Codecov Report

Merging #42 (c1c9742) into master (c715273) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #42   +/-   ##
=======================================
  Coverage   70.31%   70.31%           
=======================================
  Files           6        6           
  Lines         219      219           
  Branches       45       45           
=======================================
  Hits          154      154           
  Misses         53       53           
  Partials       12       12           

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