diff -r e813ecb3613d -r a613974fffeb src/core/model/random-variable.cc
--- a/src/core/model/random-variable.cc	Wed Jul 24 17:03:28 2013 -0700
+++ b/src/core/model/random-variable.cc	Wed Jul 24 17:05:36 2013 -0700
@@ -46,6 +46,7 @@
 
 NS_LOG_COMPONENT_DEFINE ("RandomVariable");
 
+/** \ingroup legacyrandom */
 class RandomVariableBase
 {
 public:
@@ -163,6 +164,7 @@
 // -----------------------------------------------------------------------------
 // UniformVariableImpl
 
+/** \ingroup legacyrandom */
 class UniformVariableImpl : public RandomVariableBase
 {
 public:
@@ -291,6 +293,7 @@
 // -----------------------------------------------------------------------------
 // ConstantVariableImpl methods
 
+/** \ingroup legacyrandom */
 class ConstantVariableImpl : public RandomVariableBase
 {
 
@@ -391,6 +394,7 @@
 // SequentialVariableImpl methods
 
 
+/** \ingroup legacyrandom */
 class SequentialVariableImpl : public RandomVariableBase
 {
 
@@ -513,6 +517,7 @@
 // -----------------------------------------------------------------------------
 // ExponentialVariableImpl methods
 
+/** \ingroup legacyrandom */
 class ExponentialVariableImpl : public RandomVariableBase
 {
 public:
@@ -624,6 +629,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // ParetoVariableImpl methods
+/** \ingroup legacyrandom */
 class ParetoVariableImpl : public RandomVariableBase
 {
 public:
@@ -813,6 +819,7 @@
 // -----------------------------------------------------------------------------
 // WeibullVariableImpl methods
 
+/** \ingroup legacyrandom */
 class WeibullVariableImpl : public RandomVariableBase
 {
 public:
@@ -948,6 +955,7 @@
 // -----------------------------------------------------------------------------
 // NormalVariableImpl methods
 
+/** \ingroup legacyrandom */
 class NormalVariableImpl : public RandomVariableBase   // Normally Distributed random var
 
 {
@@ -1103,6 +1111,7 @@
 
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
+/** \ingroup legacyrandom */
 class EmpiricalVariableImpl : public RandomVariableBase
 {
 public:
@@ -1294,6 +1303,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // IntegerValue EmpiricalVariableImpl methods
+/** \ingroup legacyrandom */
 class IntEmpiricalVariableImpl : public EmpiricalVariableImpl
 {
 public:
@@ -1342,6 +1352,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // DeterministicVariableImpl
+/** \ingroup legacyrandom */
 class DeterministicVariableImpl : public RandomVariableBase
 {
 
@@ -1409,6 +1420,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // LogNormalVariableImpl
+/** \ingroup legacyrandom */
 class LogNormalVariableImpl : public RandomVariableBase
 {
 public:
@@ -1504,6 +1516,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // GammaVariableImpl
+/** \ingroup legacyrandom */
 class GammaVariableImpl : public RandomVariableBase
 {
 public:
@@ -1637,6 +1650,7 @@
 // -----------------------------------------------------------------------------
 // ErlangVariableImpl
 
+/** \ingroup legacyrandom */
 class ErlangVariableImpl : public RandomVariableBase
 {
 public:
@@ -1741,6 +1755,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // TriangularVariableImpl methods
+/** \ingroup legacyrandom */
 class TriangularVariableImpl : public RandomVariableBase
 {
 public:
@@ -1834,6 +1849,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // ZipfVariableImpl
+/** \ingroup legacyrandom */
 class ZipfVariableImpl : public RandomVariableBase
 {
 public:
@@ -1926,6 +1942,7 @@
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------
 // ZetaVariableImpl
+/** \ingroup legacyrandom */
 class ZetaVariableImpl : public RandomVariableBase
 {
 public: