--- trunk/src/restraints/ObjectRestraint.cpp	2010/01/20 16:04:40	1407
+++ branches/development/src/restraints/ObjectRestraint.cpp	2012/07/06 22:01:58	1767
@@ -36,7 +36,8 @@
  * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).             
  * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).          
  * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
- * [4]  Vardeman & Gezelter, in progress (2009).                        
+ * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
+ * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
  */
 
 #include "restraints/ObjectRestraint.hpp"
@@ -70,13 +71,12 @@ namespace OpenMD {
 
       Quat4d quat = temp.toQuaternion();
 
-      RealType twistAngle, swingAngle;
+      RealType twistAngle;
       Vector3d swingAxis;
       RealType swingX, swingY;
       
       quat.toSwingTwist(swingX, swingY, twistAngle);
 
-
       RealType dVdtwist, dVdswingX, dVdswingY;
       RealType dTwist, dSwingX, dSwingY;
       RealType p;