@article {64639,
	title = {Optimal diameters of triple concentric-tube heat exchangers},
	journal = {Journal homepage: http://iieta. org/Journals/IJHTJournal homepage: http://iieta. org/Journals/IJHT},
	volume = {36},
	year = {2018},
	month = {2018},
	pages = {367-375},
	author = {Touatit, Achour and Bougriou, Cherif}
}
