Radially interrupted viscous fingers in a lifting Hele-Shaw cell S. Sinha, S. K. Kabiraj, T. Dutta and S. Tarafdar Eur. Phys. J. B, 36 3 (2003) 297-300 Published online: 23 December 2003 DOI: 10.1140/epjb/e2003-00347-4