@ARTICLE{
author={Uzelac Dusan,Bikic Sinisa M,Djurdjevic Marko,Bordeasu Ilare},
year={2011},
title={Alteration of Polyethylene Pipe Wall Thickness after Squeezing using Squeeze off-tool},
journal={MATERIALE PLASTICE},
volume={48},
number={3},
pages={245-250},
document_type={Article},
} 

@ARTICLE{
author={Uzelac Dusan,Bikic Sinisa M,Djurdjevic Marko,Bordeasu Ilare},
year={2011},
title={Change in the Depth of Scratch on the Polyethylene Gas Pipe after Squeezing with the Squeeze - off Tool},
journal={MATERIALE PLASTICE},
volume={48},
number={1},
pages={12-16},
document_type={Article},
} 

@ARTICLE{
author={Uzelac Dusan,Bikic Sinisa M,Djurdjevic Marko,Bordeasu Ilare},
year={2010},
title={Change of Polyethylene Pipe Wall Thickness after Squeezing Using Squeeze off-Tool},
journal={MATERIALE PLASTICE},
volume={47},
number={4},
pages={461-466},
document_type={Article},
}