A study of Z-pinch in capillary filled by boron vapours P. Vrba, M. Vrbova, N. A. Bobrova and P. V. Sasorov Eur. Phys. J. D, 54 2 (2009) 481-486 Published online: 09 January 2009 DOI: 10.1140/epjd/e2008-00275-y