Properties of turbulent air avalanches in a vertical pit F. Perrier, J.-L. Le Mouël, V. Kossobokov, C. Crouzeix, P. Morat and P. Richon Eur. Phys. J. B, 46 4 (2005) 563-579 Published online: 07 September 2005 DOI: 10.1140/epjb/e2005-00289-9