1. Boyun Guo. Offshore Pipelines(University ofLouisiana at Lafayette, 2005)
2. Kadek I EHW, J. mechanical engineering Bali State Polytechnic, Bali(2015)
3. Korawan A.D., Yuwono T. J. Mechanical Engineering Institute of Technology(2015)
4. Livia A et al, The 13th Brazilian Congress of Thermal Science and Engineering(2010)
5. Kunarto J. Mechanical Engineering University of Bandar Lampung(2011)