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@@ -202,12 +202,13 @@ Conrad Sanderson and Ryan Curtin.
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 Conrad Sanderson and Ryan Curtin.
+<br><i><a href="armadillo_lncs_2018.pdf">A User-Friendly Hybrid Sparse Matrix Class in C++</a></i>.
+<br>Lecture Notes in Computer Science (LNCS), Vol.&thinsp;10931, pp.&thinsp;422-430, 2018.
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+Conrad Sanderson and Ryan Curtin.
 <br><i><a href="armadillo_mca_2019.pdf">Practical Sparse Matrices in C++ with Hybrid Storage and Template-Based Expression Optimisation</a></i>.
 <br>Mathematical and Computational Applications, Vol.&thinsp;24, No.&thinsp;3, 2019.
 -->
-<br><i><a href="armadillo_lncs_2018.pdf">A User-Friendly Hybrid Sparse Matrix Class in C++</a></i>.
-<br>Lecture Notes in Computer Science (LNCS), Vol.&thinsp;10931, pp.&thinsp;422-430, 2018.
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