[MAINT] Add citation file

[nbara]

No description provided.

[codecov]

Codecov Report

Merging #48 (762402b) into master (a0c0561) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #48   +/-   ##
=======================================
  Coverage   78.24%   78.24%           
=======================================
  Files          20       20           
  Lines        2211     2211           
=======================================
  Hits         1730     1730           
  Misses        481      481           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update a0c0561...762402b. Read the comment docs.