diff --git a/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/HarrisCrighton/HarrisCrighton.H b/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/HarrisCrighton/HarrisCrighton.H
index dd99caf88235827a46a7072ac79bf1e018d5ddea..9fe56cc95423a7a46d32a464d16d36d40aa018cf 100644
--- a/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/HarrisCrighton/HarrisCrighton.H
+++ b/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/HarrisCrighton/HarrisCrighton.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2014 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -42,7 +42,7 @@ Description
         beds"
         S Harris and D Crighton,
         Journal of Fluid Mechanics
-        Volume 266, Pages 243-276, April 2006
+        Volume 266, Pages 243-276, 1994
     \endverbatim
 
 SourceFiles
diff --git a/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/Lun/Lun.H b/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/Lun/Lun.H
index 522acf3d25aea260e726e733c5f464cd83bf0875..02e686c0bcda61db213366548eea41aae742e92b 100644
--- a/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/Lun/Lun.H
+++ b/src/lagrangian/intermediate/submodels/MPPIC/ParticleStressModels/Lun/Lun.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2014 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -43,7 +43,7 @@ Description
         flow and slightly inelastic particles in a general flowfield"
         C Lun, S Savage, G Jeffrey, N Chepurniy
         Journal of Fluid Mechanics
-        Volume 1, Page 223, April 2006
+        Volume 140, Pages 223-256, 1984
     \endverbatim
 
 SourceFiles