Arjun Kozhikkatil Sunil และ Rakesh Kumar. (2019) Efficient shell and helically coiled tube heat exchanger using carbon nanotube-water nanofluid. <i>Songklanakarin Journal of Science and Technology</i>, <i>41</i>(4), 907-914.Arjun Kozhikkatil Sunil และ Rakesh Kumar. "Efficient shell and helically coiled tube heat exchanger using carbon nanotube-water nanofluid". Songklanakarin Journal of Science and Technology 41 (2019):907-914.Arjun Kozhikkatil Sunil และ Rakesh Kumar. Efficient shell and helically coiled tube heat exchanger using carbon nanotube-water nanofluid. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2019.