diff --git a/public/content/content.json b/public/content/content.json
index f0411a209c5b846653990bc09ab77aa0a3ad96cc..060282f551f5d8cf241fadcbfe6b11f4cbb47c22 100644
--- a/public/content/content.json
+++ b/public/content/content.json
@@ -405,6 +405,29 @@
     },
     "refIndex": 8
   },
+          {
+    "item": {
+      "title": "Gerlingen Heat Demand Viewer",
+      "project": "iCity",
+      "author": {
+        "firstName": "Rushikesh",
+        "lastName": "Padsala",
+        "hftURL": "https://www.hft-stuttgart.com/p/rushikesh-padsala"
+      },
+      "project_year_start": "2017",
+      "project_year_end": "2021",
+      "project_is_on_going": true,
+      "imageLink":"imgs/thumbnails/Gerlingen3DViewer.png",
+      "keywords":["3D City Model", "CityGML", "Heat Demand Simulation"],
+      "description_en":"The Gerlingen heat demand viewer shows system level average heat demand simulation for Gerlingen, Landkreis Ludwigsburg, Germany. The heat demand simulation is done in an urban energy simulator, SimStadt. The aggregation of heat demand results on the system level is done using a grid of 50 x 50m. The aggregation values us then stored in the CityGML Food Water ADE SystemADE and then visualised on the web.",
+      "description_de":"Der Gerlingen-Wärmebedarfs-Viewer zeigt eine Simulation des durchschnittlichen Wärmebedarfs auf Systemebene für Gerlingen, Landkreis Ludwigsburg, Deutschland. Die Wärmebedarfssimulation erfolgt in einem städtischen Energiesimulator, SimStadt. Die Aggregation der Wärmebedarfsergebnisse auf Systemebene erfolgt über ein Raster von 50 x 50 m. Die Aggregationswerte werden von uns dann im CityGML Food Water Energy SystemADE gespeichert und anschließend im Web visualisiert."
+    },
+    "links": {
+	  "demo": "https://transfer.hft-stuttgart.de/pages/icity/gerlingen3dviewer/",
+      "project":"https://www.hft-stuttgart.de/forschung/i-city"
+    },
+    "refIndex": 9
+  },  
       {
     "item": {
       "title": "Rainau Water Demand Viewer",
@@ -428,6 +451,30 @@
       "project":"https://www.hft-stuttgart.de/forschung/projekte/aktuell/in-source"
     },
     "refIndex": 9
+  },  
+        {
+    "item": {
+      "title": "Landkreis Ludwigsburg 3D Viewer",
+      "project": "IN-SOURCE",
+      "author": {
+        "firstName": "Rushikesh",
+        "lastName": "Padsala",
+        "hftURL": "https://www.hft-stuttgart.com/p/rushikesh-padsala"
+      },
+      "project_year_start": "2018",
+      "project_year_end": "2021",
+      "project_is_on_going": true,
+      "imageLink":"imgs/thumbnails/LKR3DViewer.jpg",
+      "keywords":["3D City Model", "CityGML", "Food Water Energy Simulation"],
+      "description_en":"A web 3D prototype visualising SimStadt's heat demand, water demand, food demand, biomass potential, food potential and PV potential simulation results for the entire Landkreis Ludwigsburg.",
+      "description_de":"Ein Web-3D-Prototyp, der Simulationsergebnisse von Wärmebedarf, Wasserbedarf, Nahrungsbedarf, Biomassepotenzial, Nahrungspotenzial und PV-Potenzial von SimStadt für den gesamten Landkreis Ludwigsburg visualisiert."
+    },
+    "links": {
+	  "demo": "https://transfer.hft-stuttgart.de/pages/in-source/lkrludwigsburg3d/",
+      "publication":"https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/VIII-4-W1-2021/81/2021/",
+      "project":"https://www.hft-stuttgart.de/forschung/projekte/aktuell/in-source"
+    },
+    "refIndex": 9
   },
         {
     "item": {
@@ -448,6 +495,7 @@
     },
     "links": {
 	  "demo": "https://transfer.hft-stuttgart.de/pages/in-source/gowanus-citygml-viewer/",
+	  "publication":"https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/VIII-4-W1-2021/81/2021/",
       "project":"https://www.hft-stuttgart.de/forschung/projekte/aktuell/in-source"
     },
     "refIndex": 10
@@ -471,6 +519,7 @@
     },
     "links": {
 	  "demo": "https://transfer.hft-stuttgart.de/pages/in-source/meidling-3d-viewer/",
+	  "publication":"https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/VIII-4-W1-2021/81/2021/",
       "project":"https://www.hft-stuttgart.de/forschung/projekte/aktuell/in-source"
     },
     "refIndex": 11
@@ -494,6 +543,7 @@
     },
     "links": {
 	  "demo": "https://transfer.hft-stuttgart.de/pages/in-source/in-source/FWEADE/",
+	  "publication":"https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/VIII-4-W1-2021/81/2021/",
       "project":"https://www.hft-stuttgart.de/forschung/projekte/aktuell/in-source"
     },
     "refIndex": 12
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