1. District Heating Pipes -Preinsulated Bonded Pipe Systems for Directly Buried Hot Water Networks -Pipe Assembly of Steel Service Pipe, Polyurethane Thermal Insulation and Outer Casing of Polyethylene, Tech. Rep;EN253,2009
2. Determination of the long-term performance of district heating pipes through accelerated ageing;Vega;Polym. Degrad. Stabil.,2018
3. Research, standardization and practice in accelerated ageing tests;Jakubowicz;Polimery/Polymers,2004
4. Accelerated ageing of plastic jacket pipes for district heating;Leuteritz;Polym. Test.,2016
5. Ageing of Preinsulated Pipes Preinsulated Pipes Age More Quickly than Assumes, in: Euroheat and Power - English Edition;Meigen,2005