diff --git a/contribution/branches/MOLS/src/moeoAllSolAllNeighborsExpl.h b/contribution/branches/MOLS/src/moeoAllSolAllNeighborsExpl.h
new file mode 100755
index 000000000..6bd734a73
--- /dev/null
+++ b/contribution/branches/MOLS/src/moeoAllSolAllNeighborsExpl.h
@@ -0,0 +1,100 @@
+/*
+* <moeoAllSolAllNeighborsExpl.h>
+* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
+* (C) OPAC Team, LIFL, 2002-2008
+*
+* Arnaud Liefooghe
+* Jérémie Humeau
+*
+* This software is governed by the CeCILL license under French law and
+* abiding by the rules of distribution of free software.  You can  use,
+* modify and/ or redistribute the software under the terms of the CeCILL
+* license as circulated by CEA, CNRS and INRIA at the following URL
+* "http://www.cecill.info".
+*
+* As a counterpart to the access to the source code and  rights to copy,
+* modify and redistribute granted by the license, users are provided only
+* with a limited warranty  and the software's author,  the holder of the
+* economic rights,  and the successive licensors  have only  limited liability.
+*
+* In this respect, the user's attention is drawn to the risks associated
+* with loading,  using,  modifying and/or developing or reproducing the
+* software by the user in light of its specific status of free software,
+* that may mean  that it is complicated to manipulate,  and  that  also
+* therefore means  that it is reserved for developers  and  experienced
+* professionals having in-depth computer knowledge. Users are therefore
+* encouraged to load and test the software's suitability as regards their
+* requirements in conditions enabling the security of their systems and/or
+* data to be ensured and,  more generally, to use and operate it in the
+* same conditions as regards security.
+* The fact that you are presently reading this means that you have had
+* knowledge of the CeCILL license and that you accept its terms.
+*
+* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+* Contact: paradiseo-help@lists.gforge.inria.fr
+*
+*/
+//-----------------------------------------------------------------------------
+
+#ifndef _MOEOALLSOLALLNEIGHBOREXPL_H
+#define _MOEOALLSOLALLNEIGHBOREXPL_H
+
+#include <eo>
+#include <moeo>
+#include <moMove.h>
+#include <moMoveInit.h>
+#include <moNextMove.h>
+#include <move/moeoMoveIncrEval.h>
+
+/**
+ * TODO
+ */
+template < class Move >
+class moeoAllSolAllNeighborsExpl : public moeoPopNeighborhoodExplorer < Move >
+{
+	typedef typename Move::EOType MOEOT;
+	typedef typename MOEOT::ObjectiveVector ObjectiveVector;
+	
+public:
+	
+	moeoAllSolAllNeighborsExpl(
+		moMoveInit < Move > & _moveInit,
+		moNextMove < Move > & _nextMove,
+		eoEvalFunc < MOEOT > & _eval
+	): moveInit(_moveInit), nextMove(_nextMove), eval(_eval){}
+	
+	void operator()(eoPop < MOEOT > & _src, eoPop < MOEOT > & _dest){
+		Move move;
+		MOEOT * sol;
+		ObjectiveVector objVec;
+		
+		for(unsigned int i=0; i<_src.size(); i++){
+			if (_src[i].flag() == 0){
+				moveInit(move, _src[i]);
+				do{
+					_dest.push_back(_src[i]);
+					sol = & _dest.back();
+					//objVec = moveIncrEval(move, *sol);
+					move(*sol);
+					sol->invalidate();
+					eval(*sol);
+					//sol->objectiveVector(objVec);
+					//if (comparator(sol, _src[i]))					
+				}
+				while(nextMove(move, _src[i]));
+				_src[i].flag(1);
+			}
+		}		
+	}
+	
+private:
+	/** the move initializer */
+	moMoveInit < Move > & moveInit;
+	/** the neighborhood explorer */
+	moNextMove < Move > & nextMove;
+	/** the incremental evaluation */
+	eoEvalFunc < MOEOT > & eval;
+	
+};
+
+#endif /*_MOEOALLSOLALLNEIGHBOREXPL_H_*/
diff --git a/contribution/branches/MOLS/src/moeoUnifiedDominanceBasedLS.h b/contribution/branches/MOLS/src/moeoUnifiedDominanceBasedLS.h
index ee26277a5..d94d3664c 100644
--- a/contribution/branches/MOLS/src/moeoUnifiedDominanceBasedLS.h
+++ b/contribution/branches/MOLS/src/moeoUnifiedDominanceBasedLS.h
@@ -66,8 +66,9 @@ public:
 	{}
 
 	moeoUnifiedDominanceBasedLS(
-			eoContinue < MOEOT > & _continuator
-	):continuator(_continuator), naturalContinuator(defaultContinuator), full_evaluation(dummyEval),loopEval(dummyEval), popEval(loopEval), archive(defaultArchive), explorer(defaultPerturb)
+			eoContinue < MOEOT > & _continuator,
+			moeoPopNeighborhoodExplorer < Move > & _explorer
+	):continuator(_continuator), naturalContinuator(defaultContinuator), full_evaluation(dummyEval),loopEval(dummyEval), popEval(loopEval), archive(defaultArchive), explorer(_explorer)
 	{}
 
     /**
@@ -76,18 +77,19 @@ public:
      */
     virtual void operator()(eoPop < MOEOT > & _pop)
     {
-    	eoPop < MOEOT > empty_pop;
-		popEval(empty_pop, _pop);// A first eval of pop.
+    	eoPop < MOEOT > tmp_pop;
+		popEval(tmp_pop, _pop);// A first eval of pop.
 
     	archive(_pop);
 
     	do{
+    		tmp_pop.resize(0);
         	//"perturber" la population
-    		explorer(archive, _pop);
+    		explorer(archive, tmp_pop);
         	//mise à jour de la pop ou archive
-    		archive(_pop);
+    		archive(tmp_pop);
     	}
-    	while(continuator(_pop) && naturalContinuator(archive));
+    	while(continuator(tmp_pop) && naturalContinuator(archive));
     }
 
 protected:
@@ -105,7 +107,7 @@ protected:
 			bool res = false;
 			unsigned int i=0;
 			while(!res && i < _pop.size()){
-				res = _pop[i].getFlag() == 0;
+				res = (_pop[i].flag() == 0);
 				i++;
 			}
 			return res;
@@ -131,17 +133,6 @@ protected:
 	moeoUnboundedArchive < MOEOT > defaultArchive;
 	moeoArchive < MOEOT > & archive;
 
-	class moeoDummyPerturb : public moeoPopNeighborhoodExplorer < Move >
-	{
-		typedef typename Move::EOType MOEOT;
-
-	public:
-		moeoDummyPerturb(){}
-
-		void operator()(eoPop < MOEOT > & _pop1, eoPop < MOEOT > & _pop2){}
-
-	}
-	defaultPerturb;
 	moeoPopNeighborhoodExplorer < Move > & explorer;
 
 };