00255nam a2200097 a 450000500170000008200160001710000330003324500200006626000460008630000250013220251203110911.0  a363.34bNAT  aVarma, O.P... [et al.]. eds.  aNatural hazards  aRoorkeebIndian Geological Congressc2007  axv, 307p.c26 cm. HB