International Atomic Energy Agency, Nuclear Power Technology Development Section, Vienna (Austria); vp; 2013; 95 p; 4. Workshop for the ICSP on Integral PWR Design Natural Circulation Flow Stability and Thermo-hydraulic Coupling of Containment and Primary System during Accidents; Pisa (Italy); 25-28 Feb 2013; Also available on-line: http://www.iaea.org/NuclearPower/Downloadable/Meetings/2013/2013-02-25-02-28-WS-NPTD/8.UNIPA.pdf; Published as PowerPoint presentation only