@article{macaúbas_demarquette_1999,  title={Interfacial tension, morphology and linear viscoelasticity behavior of PP/PS blends},  volume={9},  ISSN={0104-1428},  url={https://doi.org/10.1590/S0104-14281999000400012},  DOI={10.1590/S0104-14281999000400012},  number={4},  journal={Polímeros},  publisher={Associação Brasileira de Polímeros},  author={Macaúbas, Paulo H. P. and Demarquette, Nicole R.},  year={1999},  month={Oct},  pages={71–77} }