Kamel, D.A. et al. 2016. A New Graphical Technique for Energy Efficient Design of Heat Recovery System in Chemical/Refining Industries. International Journal of Recent Contributions from Engineering, Science & IT (iJES). 4, 4 (Dec. 2016), pp. 33–35. DOI:https://doi.org/10.3991/ijes.v4i4.6543.