diff --git a/reference/CoWorkerResources/CoWorkerResources.cpp b/reference/CoWorkerResources/CoWorkerResources.cpp
new file mode 100644
index 000000000..009abbdde
--- /dev/null
+++ b/reference/CoWorkerResources/CoWorkerResources.cpp
@@ -0,0 +1,34 @@
+#include <Core/Core.h>
+
+using namespace Upp;
+
+struct Model { // some computation model that is not stateless, abstract definition
+	virtual void   Start(int i) = 0;
+	virtual int    Compute() = 0;
+};
+
+struct Model1 : Model { // concrete model (there would be more)
+	int n;
+
+	virtual void   Start(int i) { n = i; }
+	virtual int    Compute()    { return n++; }
+};
+
+CONSOLE_APP_MAIN
+{
+	Vector<int> data;
+	data.SetCount(3000);
+	
+	CoWorkerResources<One<Model>> res;
+	for(auto& r : res)
+		r.Create<Model1>();
+	
+	CoPartition(0, data.GetCount(), [&data, &res](int l, int h) {
+		Model& m = *~res; // gets resource unique for worker
+		m.Start(l);
+		for(int i = l; i < h; i++)
+			data[i] = m.Compute();
+	});
+	
+	DUMP(data);
+}
diff --git a/reference/CoWorkerResources/CoWorkerResources.upp b/reference/CoWorkerResources/CoWorkerResources.upp
new file mode 100644
index 000000000..6a828ecae
--- /dev/null
+++ b/reference/CoWorkerResources/CoWorkerResources.upp
@@ -0,0 +1,9 @@
+uses
+	Core;
+
+file
+	CoWorkerResources.cpp;
+
+mainconfig
+	"" = "MT";
+