Correctionx

README.md

@@ -1,7 +1,7 @@
 # slepian_charlie
 Quadratic spectral estimation problems using scalar Slepian functions as developed by:<br>
 <a href="http://geoweb.princeton.edu/people/simons/Dahlen+2008-GJI.html">Dahlen &amp; Simons</a><br>
-Geophys. J. Int., 174 (3), 774–807, 2008, <a href="10.1111/j.1365-246X.2008.03854.x">doi: 10.1111/j.1365-246X.2008.03854.x</a><br>
+Geophys. J. Int., 174 (3), 774–807, 2008, <a href="http://dx.doi.org/10.1111/j.1365-246X.2008.03854.x">doi: 10.1111/j.1365-246X.2008.03854.x</a><br>
 which you may cite if you find any of these routines useful! 
 
 ## Latest release