@article{ramachandran_kalaichelvi_sundaram_2008,  title={Heat transfer studies in a spiral plate heat exchanger for water: palm oil two phase system},  volume={25},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322008000300006},  DOI={10.1590/S0104-66322008000300006},  number={3},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Ramachandran, S. and Kalaichelvi, P. and Sundaram, S.},  year={2008},  month={Jul},  pages={483–490} }