- New Aspects Concerning the Study of Radiators Composed by Series and Parallel Coupling Units GBP 11.00
- Researches Concerning the Stability of the Optimum Time Period for the Exploitation of the Technical Transportation Systems from Agriculture GBP 11.00
- Researches On Advanced Air-fuel Mixture Formation Systems For A Two Stroke Spark Ignition Engine GBP 11.00
- Elastic System of Shock- Proof Protection GBP 11.00
Subtotal (excluding shipping and tax) GBP 44.00