Add citation file (#260) #64

Job	Run time
matrix-coverage / coverage (windows-latest, 3.11)	5m 15s
matrix-coverage / coverage (windows-latest, 3.12)	4m 51s
matrix-coverage / coverage (ubuntu-latest, 3.12)	2m 19s
matrix-coverage / coverage (ubuntu-latest, 3.13)	2m 24s
matrix-coverage / coverage (ubuntu-latest, 3.11)	2m 9s
matrix-coverage / coverage (windows-latest, 3.13)	4m 14s
matrix-coverage / coverage (macos-13, 3.11)	3m 14s
matrix-coverage / coverage (macos-14, 3.12)	2m 29s
matrix-coverage / coverage (macos-14, 3.11)	2m 18s
matrix-coverage / coverage (macos-13, 3.12)	4m 42s
matrix-coverage / coverage (macos-13, 3.13)	4m 11s
matrix-coverage / coverage (macos-14, 3.13)	2m 3s
	40m 9s

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