fix refrences and EXAMPLES::

Author: kappybar

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

@@ -269,9 +269,6 @@ REFERENCES:
              finite Drinfeld modules.* manuscripta mathematica 93, 1 (01 Aug 1997),
              369–379. https://doi.org/10.1007/BF02677478
 
-.. [Anna1987] Lubiw, Anna. Doubly Lexical Orderings of Matrices.
-              SIAM Journal on Computing 16.5 (1987): 854-879.
-
 .. [ANR2023] Robert Angarone, Anastasia Nathanson, and Victor Reiner. *Chow rings of
              matroids as permutation representations*, 2023. :arxiv:`2309.14312`.
 
@@ -3275,6 +3272,10 @@ REFERENCES:
 .. [Haj2000] \M. Hajiaghayi, *Consecutive Ones Property*, 2000.
              http://www-math.mit.edu/~hajiagha/pp11.ps
 
+.. [HAM1985] Hoffman, Alan J., Anthonius Wilhelmus Johannes Kolen, and Michel Sakarovitch.
+             Totally-balanced and greedy matrices.
+             SIAM Journal on Algebraic Discrete Methods 6.4 (1985): 721-730.
+
 .. [Han2016] \G.-N. Han, *Hankel continued fraction and its applications*,
              Adv. in Math., 303, 2016, pp. 295-321.
 
@@ -3424,10 +3425,6 @@ REFERENCES:
 .. [Hoc] Winfried Hochstaettler, "About the Tic-Tac-Toe Matroid",
          preprint.
 
-.. [Hoffman1985] Hoffman, Alan J., Anthonius Wilhelmus Johannes Kolen, and Michel Sakarovitch.
-                 Totally-balanced and greedy matrices.
-                 SIAM Journal on Algebraic Discrete Methods 6.4 (1985): 721-730.
-
 .. [HJ18] Thorsten Holm and  Peter Jorgensen
     *A p-angulated generalisation of Conway and Coxeter's theorem on frieze patterns*,
     International Mathematics Research Notices (2018)
@@ -4702,6 +4699,9 @@ REFERENCES:
             *Verma modules for rank two Heisenberg-Virasoro algebra*.
             Preprint, (2018). :arxiv:`1807.07735`.
 
+.. [Lub1987] Lubiw, Anna. Doubly Lexical Orderings of Matrices.
+             SIAM Journal on Computing 16.5 (1987): 854-879.
+
 .. [Lut2002] Frank H. Lutz, Császár's Torus, Electronic Geometry Model
              No. 2001.02.069
              (2002). http://www.eg-models.de/models/Classical_Models/2001.02.069/_direct_link.html

src/sage/matrix/matrix_mod2_dense.pyx

@@ -2138,7 +2138,7 @@ cdef class Matrix_mod2_dense(matrix_dense.Matrix_dense):   # dense or sparse
 
         A doubly lexical ordering of a matrix is an ordering of the rows
         and of the columns of the matrix so that both the rows and the
-        columns, as vectors, are lexically increasing. See [Anna1987]_.
+        columns, as vectors, are lexically increasing. See [Lub1987]_.
         A lexical ordering of vectors is the standard dictionary ordering,
         except that vectors will be read from highest to lowest coordinate.
         Thus row vectors will be compared from right to left, and column
@@ -2163,11 +2163,11 @@ cdef class Matrix_mod2_dense(matrix_dense.Matrix_dense):   # dense or sparse
 
         ALGORITHM:
 
-        The algorithm is adapted from section 3 of [Hoffman1985]_. The time
+        The algorithm is adapted from section 3 of [HAM1985]_. The time
         complexity of this algorithm is `O(n \cdot m^2)` for a `n \times m`
         matrix.
 
-        EXAMPLES:
+        EXAMPLES::
 
             sage: A = Matrix(GF(2), [
             ....:                    [0, 1],