N. Trần, H. Matthies, G. Stavroulakis, and M. Staat. 6th European Conference on Computational Mechanics (ECCM 6), 7th European Conference on Computational Fluid Dynamics (ECFD 7), page 3992--4003. Glasgow, International Center for Numerical Methods in Engineering (CIMNE) Barcelona, Spain, (2018)
M. Staat, M. Schwartz, H. Lang, K. Wirtz, and M. Heitzer. Pressure Vessel Technology 2003. Proceedings ICPVT-10, July 7 10, 2003 Vienna, Austria, page 59--65. ÖGS, Österreichische Gesellschaft f\ü\r Schwei\ß\technik, Wien, (2003)