another try

Author: fchapoton

src/doc/en/reference/references/index.rst

@@ -244,8 +244,7 @@ REFERENCES:
                 "ForkAE v.1"
                 https://csrc.nist.gov/CSRC/media/Projects/Lightweight-Cryptography/documents/round-1/spec-doc/forkae-spec.pdf
 
-.. [AM1969] \M. F. Atiyah and I. G. Macdonald, *Introduction to commutative
-            algebra*, Addison-Wesley, 1969.
+.. [AM1969] \M. F. Atiyah and I. G. Macdonald, *Introduction to commutative algebra*, Addison-Wesley, 1969.
 
  .. [AM1990] \R. Abraham and J. E. Marsden, *Foundations of Mechanics*,
             Addison-Wesley, 1980.