--- a/doc/interpreter/contrib.txi
+++ b/doc/interpreter/contrib.txi
@@ -56,8 +56,8 @@
 @section Basics of Generating a Changeset
 
 The preferable form of contribution is creating a Mercurial changeset
-and submit it to the @uref{http://savannah.gnu.org/bugs/?group=octave, bug} or
-@uref{http://savannah.gnu.org/patch/?func=additem&group=octave, patch}
+and submit it to the @url{http://savannah.gnu.org/bugs/?group=octave, bug} or
+@url{http://savannah.gnu.org/patch/?func=additem&group=octave, patch}
 trackers@footnote{Please use the patch tracker only for patches which add new
 features.  If you have a patch to submit that fixes a bug, you should use the
 bug tracker instead.}.

--- a/doc/interpreter/install.txi
+++ b/doc/interpreter/install.txi
@@ -187,7 +187,7 @@
 Linear Algebra Package (@url{http://www.netlib.org/lapack}).
 
 @item PCRE
-The Perl Compatible Regular Expression library (http://www.pcre.org).
+The Perl Compatible Regular Expression library (@url{http://www.pcre.org}).
 @end table
 
 The following external package is optional but strongly recommended:

--- a/doc/interpreter/package.txi
+++ b/doc/interpreter/package.txi
@@ -24,7 +24,7 @@
 installation of extra packages.  The `Octave-Forge' project is a
 community-maintained set of packages that can be downloaded and
 installed in Octave.  At the time of writing the `Octave-Forge' project
-can be found online at @uref{http://octave.sourceforge.net}, but
+can be found online at @url{http://octave.sourceforge.net}, but
 since the Internet is an ever-changing place this may not be true at
 the time of reading.  Therefore it is recommended to see the Octave
 website for an updated reference.

--- a/doc/interpreter/preface.txi
+++ b/doc/interpreter/preface.txi
@@ -98,7 +98,7 @@
 
 @item
 The industrial members of the Texas-Wisconsin Modeling and Control
-Consortium (@uref{http://www.che.utexas.edu/twmcc, TWMCC}).
+Consortium (@url{http://www.che.utexas.edu/twmcc, TWMCC}).
 
 @item
 The Paul A. Elfers Endowed Chair in Chemical Engineering at the

--- a/doc/interpreter/sparse.txi
+++ b/doc/interpreter/sparse.txi
@@ -796,7 +796,7 @@
 a singular or near singular matrix, find a minimum norm solution using
 @sc{cxsparse}@footnote{The @sc{cholmod}, @sc{umfpack} and @sc{cxsparse} packages were
 written by Tim Davis and are available at
-http://www.cise.ufl.edu/research/sparse/}.
+@url{http://www.cise.ufl.edu/research/sparse/}}.
 @end enumerate
 
 The band density is defined as the number of non-zero values in the band

--- a/scripts/statistics/base/quantile.m
+++ b/scripts/statistics/base/quantile.m
@@ -38,7 +38,8 @@
 ## dimension.
 ##
 ## The methods available to calculate sample quantiles are the nine methods
-## used by R (http://www.r-project.org/).  The default value is METHOD = 5.
+## used by R (@url{http://www.r-project.org/}).  The default value is
+## @w{METHOD = 5}.
 ##
 ## Discontinuous sample quantile methods 1, 2, and 3
 ##