Two new articles

bibliography.bib

@@ -1815,4 +1815,22 @@ f
 @Article{,
 }
 
+@Book{morton2019numerical,
+  author    = {Morton, Keith W},
+  publisher = {CRC Press},
+  title     = {Numerical solution of convection-diffusion problems},
+  year      = {2019},
+}
+
+@Article{burstedde2013large,
+  author    = {Burstedde, Carsten and Stadler, Georg and Alisic, Laura and Wilcox, Lucas C and Tan, Eh and Gurnis, Michael and Ghattas, Omar},
+  journal   = {Geophysical Journal International},
+  title     = {Large-scale adaptive mantle convection simulation},
+  year      = {2013},
+  number    = {3},
+  pages     = {889--906},
+  volume    = {192},
+  publisher = {Oxford University Press},
+}
+
 @Comment{jabref-meta: databaseType:bibtex;}